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1 Channel RF Remote Control Module AC 110V - 220V
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Price: $18.67
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Elecrow Item #: EL-CRF22001C -

This 1 channel latching relay module whose output is passive output, can be controlled by its 2-button RF wireless controller, when the module is powered on. The module must be equipped with a suitable remote control, it also can drive most of household electrical appliances.Features Able to control various appliances and other equipments with large current Equipped with high-current relay Standard interface that can be controlled directly by microcontroller LED indication for Relay output...

1 Channel RF Remote Control Module DC 5V
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Price: $18.54
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Elecrow Item #: EL-CRF00501C -

This 1 channel latching relay module whose output is passive output, can be controlled by its 2-button RF wireless controller, when the module is powered on. The module must be equipped with a suitable remote control, it also can drive most of household electrical appliances. Features Able to control various appliances and other equipments with large current Equipped with high-current relay Standard interface that can be controlled directly by microcontroller LED indication for Relay output...

125K RF Card E4100
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Price: $0.93
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Elecrow Item #: EL-CEM4100RF -

    This is a proximity identification token of 125Khz, EM4100. You can use it with the 125K RFID reader module, often used for electronic locks or customer identification. Specification Frequency: 125K Dimension: 85.5mm x 54mm x 1mm ...

125Khz RFID modue- UART
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Price: $25.20
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Elecrow Item #: EL-CRRF125RM -

125Khz RFID module - UART
Price: $26.75
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SeeedStudio Item #: SWRFID125 -

125Khz RFID module - UARTRDM 125KHz card mini-module is designed for reading code from 125KHz card compatible read-only tags and read/write card . It can be applied in office/home security, personal identification, access control, anti-forgery, interactive toy and production control systems etc. FEATURES Support external antenna Maximum effective distance up to 150mm Less than 100ms decoding time UART TTL interface Support EM4100 compatible read only or read/write tags Built-in...

150M Miniature WiFi (802.11n) Module for Raspberry Pi
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Price: $20.85
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DFRobot Item #: FIT0368 -

EDUP"s Wireless-N USB 2.0 Adapter allows you to connect your devices such as laptop, PC and miniPC to any Wireless-N networks in your home or office. The Wireless-N (802.11n) USB 2.0 Adapter is great for those who want to connect devices to internet over a Wireless-N network. At 5 times faster than traditional Wireless-G (802.11b) networks, Wireless-N networks allow for high speed data transfers, online gaming, and lightning fast downloads. The Wireless-N USB 2.0 Adapter gives you access to...

1Sheeld+
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Price: $110.40
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Sparkfun Item #: CEL-14333 -

"The 1Sheeld+ is an easily configured shield for Arduino. It has a built-in Bluetooth Low Energy (BLE) module that gives to your Arduino the capability to connect itself to your iOS and Android phones. Thanks to the 1Sheeld app available on the App Store or Google Play, you can easily associate your iPhone or Android device to it, turning your smartphone into a shield itself. Once connected you can control your Arduino with the smartphone, sending data and controlling pins, but you can also do...

2 Channels RF Remote Control Module DC 5V
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Price: $20.86
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Elecrow Item #: EL-CRF00502C -

This 2-channel latching relay module whose output is passive output, can be controlled by its 3-button RF wireless controller, when the module is powered on. The module must be equipped with a suitable remote control, it also can drive most of household electrical appliances. Features Able to control various appliances and other equipments with large current Equipped with high-current relay Standard interface that can be controlled directly by microcontroller LED indication for Relay output...

2.4G 3dBi WiFi Antenna
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Price: $3.01
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Elecrow Item #: EL-WAW24031A -

    2.4G 3dBi WiFi Antenna for DIY projects. Electrical Characteristics Frequency: 2400 ~ 2500 MHz S.W.R. <= 2.0 @ 2400 MHz ~ 2500 MHz Antenna Gain: 3.0 � 0.7dBi Impedance: 50 Ohm Environmental Operation Temperature: - 40 �C ~ + 65 �C Storage Temperature: - 40 �C ~ + 80 �C ...

2.4G 4.5dBi WiFi Antenna
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Price: $3.87
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Elecrow Item #: EL-WAW24451A -

    2.4G 4.5dBi WiFi Antenna for DIY projects. Electrical Characteristics Frequency 2400 ~ 2500 MHz S.W.R. <= 2.0 @ 2400 MHz ~ 2500 MHz Antenna Gain 4.5dBi Impedance 50 Ohm Environmental Operation Temperature - 40 �C ~ + 65 �C Storage Temperature - 40 �C ~ + 80 �C ...

2.4G 4DB IPEX WIFI/Bluetooth Module Antenna
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Price: $1.66
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Elecrow Item #: EL-CBT02009A -

This is a 2.4G 4db high gain Bluetooth/Wifi antenna, It has a very high sensitivity which is using the material of radiator PCB, It can work with our SIM808 shield cause that we upgrade the firmware and increase of bluetooth function. If you are using our old version of sim808 shield, and you want to upgrade it by yourself, you may need this antenna. Of course, as a high-quality 2.4G Bluetooth antenna, in your other projects where you can also use it. And we will add a ipex socket  for...

2.4G 4dBi WiFi Antenna With Cover
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Price: $3.54
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Elecrow Item #: EL-WAW24040A -

    This is a 2.4G 4dBi WiFi Antenna with ipex13 for DIY projects. Electrical Characteristics Frequency 2400 ~ 2500 MHz S.W.R. <= 2.0 @ 2400 MHz ~ 2500 MHz Antenna Gain 4dBi Impedance 50 Ohm Environmental Operation Temperature - 40 �C ~ + 65 �C Storage Temperature - 40 �C ~ + 80 �C ...

2.4GHz 14dbi Directional Panel Antenna kit for WiFi Router
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Price: $24.83
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Elecrow Item #: EL-WCW29099R -

This outdoor antenna will receive or transmit signals up 4 miles away under ideal circumstances. Normal conditions will allow it to operate between 1 and 3 miles. This antenna is outdoor rated, waterproof, tough and good performance even in a hurricane. Features -Flat panel directional antenna for WiFi or router Firm for thickening stents Stronger and stable signal:Welding lead directly High efficiency reflection to receive Durable and weatherproof, easy to install mounting plate Come with a...

2.4GHz 6dBi Antenna with IPEX Connector
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Price: $9.13
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DFRobot Item #: FIT0505 -

This is an omni-directional antenna with an IPEX connector. Its working frequency is 2.4GHz which meets most requirements of Wi-Fi devices. With 6dBi high gain, it offers robust signal reception and transmission. It is ideal for use with a LattePanda single board computer|Specification| Frequency: 2.4 GHz Gain: 6dBi Cable Length: 15cm Interface: IPEX MHF1 Supports LattePanda Height: 170 mm/ 6.7 inches Weight: 18g|ShippingList| 2.4GHz 6dBi Antenna with IPEX connector x 1 ...

2.4GHz Antenna - Adhesive (U.FL Connector)
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Price: $8.04
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Sparkfun Item #: WRL-11320 -

"This adhesive, omni-directional antenna is perfect for situations when you’re trying to get a signal out from a transmitter that you’ve jammed down into an enclosure. Operating on the 2.4GHz band, it works great for WiFi, Bluetooth or ZigBee. Just connect the antenna using the attached u.fl connector and then peel and stick! Dimensions: 41 x 30mm, 350mm cable Features: Type: Omni-Directional Dual Frequency Range: 2300 to 3800MHz & 5150 to 5875MHz Impedance: 50 Ohm Maximum...

2.4GHz Ceramic Chip Antenna
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Price: $4.74
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Sparkfun Item #: WRL-00144 -

"2.4GHz ceramic chip antennas. Very small antennas that work nicely with the Nordic ICs. Don’t expect these little guys to perform as well as their ~2" rubber duck counter parts, but then again, these will squeeze onto any PCB layout. Dimensions: 2.2x6.5mm Documents: chip-antenna-2.4ghz.pdf"

2.4GHz Duck Antenna RP-SMA
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Price: $13.12
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Sparkfun Item #: WRL-00145 -

"2.4GHz Duck Antenna 2.2dBi with Reverse Polarized - SMA RF connector. Perfect for prototyping with our RF ICs. 50 ohm impedance. 4" long. The FCC is moving towards Part 15 compliance. All this means is that all the SMA RF connectors are changing gender. Really annoying for those of us who need to mate an antenna to an RF device. The FCC gender change was instituted to prevent home users from damaging RF equipment (think home WiFi) when screwing on an antenna. If all antennas are female, there...

2.4GHz Duck Antenna RP-SMA - Large
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Price: $16.42
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Sparkfun Item #: WRL-00558 -

"Need range? 2.4GHz Large Duck Antenna 5dBi with Reverse Polarized - SMA RF connector. Perfect for prototyping with our RF ICs. 50 ohm impedance. This antenna mates nicely with the Reverse Polarized SMA Connector. Dimensions: 0.5x7.7" Documents:Datasheet"

2mm 10pin XBee Socket
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Price: $1.55
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DFRobot Item #: FIT0158 -

This is a 10-pin socket with 2mm(0.08") pitch that mates with the popular XBee radio from Maxstream. Use this small part to avoid having to solder your precious radio to a PCB. You&;#39;ll need two of these sockets to connect to all 20 pins on the XBee.Please Note: This item is sold as a single side, not in pairs. |Specification| 2mm(0.08") 10pin Xbee compatible header|Documents| Datasheet?|ShippingList| 2mm(0.08") 10pin XBee Socket x1 ...

315M RF Controller Kit
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Price: $10.33
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Elecrow Item #: EL-WRF315KIT -

    This wireless controller kit uses the SC2273-L4 SC2272-M4 to encode& decode, very suit for simple wireless controls. It is consist of a keyfob 4-Button RF remote controller and a simple RF M4 receiver, There's no programming, configuring or addressing - simply power the receiver with 5VDC and press the buttons on our matching RF keyfob remote. When the A button is pressed, it activates the first pin, when the B button is pressed, it activates the second one, and so...

315Mhz RF Transmitting Module
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Price: $2.91
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Elecrow Item #: EL-WRF31501R -

    The 315MHz RF link kit is consisted of transmitter and receiver, popular used for remote control. We suggest you use the Arduino VirtualWire library to use this kit.Please refer to the wiki for more details.      Specification Frequency: 315Mhz Modulation: ASK Receiver Data Output: High - 1/2 Vcc, Low - 0.7v Transmitor Input Voltage: 3-12V (high voltage = more transmitting power) Package list 315MHz RF Transmitter x1 315MHz RF Receiver x1 Wiki &...

32u4 with A6 GPRS GSM Board
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Price: $47.78
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Elecrow Item #: EL-ACM32406G -

The 32U4 with A6 GSM/GPRS Board is based on mega32U4 and A6 GSM/GPRS module. It can be used to call and seed text messages, via GPRS to upload data to server. At the same time it leads to an analog interface, an IIC interface and 2 digital interface. which you can connect to other module more easily.Remote control and data acquisition will be more convenient.It is worth mentioning that this module can be powered by battery, and comes with a battery charging circuit, some IOT projects will make...

32u4 with Lora RFM95 IOT Board-868MHz/915MHz
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Price: $48.00
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Elecrow Item #: EL-WIR01322B -

The 32u4 with LoRa RFM95 IOT Board consists of the mega24u and the wireless transport module RFM95. The module can accomplish ultra long distance transmission of data, that is, it can provide ultra long range spread spectrum communication and high anti-interference. It also has the function of transmitting data through the wall. The wireless transmission module is mainly used in remote control, telemetry, remote communication equipment, robot control, wireless communications and so on. Its...

4 Channels RF Remote Control Module DC 5V
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Price: $23.17
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Elecrow Item #: EL-CRF00504C -

This 4-channel latching relay module whose output is passive output, can be controlled by its 5-button RF wireless controller, when the module is powered on. The module must be equipped with a suitable remote control, it also can drive most of household electrical appliances. Features Able to control various appliances and other equipments with large current Equipped with high-current relay Standard interface that can be controlled directly by microcontroller LED indication for Relay output...

433/470/868/915MHz RHF76-052 SX1276 LoRa Module with Ultra Long Distance
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Price: $31.45
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Elecrow Item #: EL-WCW00514L -

The chip of this module is SX127X, and put STM32L052C8T6 inside. With low consumption design, it can work above 10 years with periodic polling wake up energy saving mode. This ship uses LoRa SSM technology, it has high acceptance sensitivity, super anti-interference ability. The communication distance, acceptance sensitivity is far beyond the current FSK, GFSK modulation. This module uses LoRa extended chip, which has high performance, low power consumption, stable function. The PCB of this...

433MHz RF Transceiver CC1101 Module
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Price: $17.68
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Elecrow Item #: EL-WRF11010R -

    The CC1101 is a low-cost sub- 1 GHz transceiver designed for very low-power wireless applications. The circuit is mainly intended for the ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) frequency bands at 315, 433, 868, and 915 MHz, but can easily be programmed for operation at otherfrequencies in the 300-348 MHz, 387-464 MHz and 779-928 MHz bands. Features input voltage :3.3V maximum operating speed: 500kbps, support 2-FSK, GFSK and MSK...

433Mhz RF Transmitting Module
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Price: $2.91
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Elecrow Item #: EL-WRF43301R -

    The 433MHz RF link kit is consisted of transmitter and receiver, popular used for remote control. We suggest you use the Arduino VirtualWire library to use this kit.Please refer to the wiki for more details.      Specification Frequency: 433Mhz Modulation: ASK Receiver Data Output: High - 1/2 Vcc, Low - 0.7v Transmitor Input Voltage: 3-12V (high voltage = more transmitting power) Package list 433MHz RF Transmitter x1 433MHz RF Receiver x1 Wiki &...

433Mhz Serial RF Module HC-12 (1000M)
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Price: $16.22
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Elecrow Item #: EL-WHC0012RF -

    HC-12 wireless serial port communication module is a new-generation multichannel embedded wireless data transmission module. Its wireless working frequency band is 433.4-473.0MHz, multiple channels can be set, with the stepping of 400 KHz, and there are totally 100 channels. The maximum transmitting power of module is 100mW (20dBm), the receiving sensitivity is -117dBm at baud rate of 5,000bps in the air, and the communication distance is 1,000m in open space....

434Mhz Serial RF Module HC-11 (1-40M)
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Price: $20.36
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Elecrow Item #: EL-WHC0011RF -

     The serial RF module is a low cost, high performance transparent FSK transceiver with operating at 434 MHz. It features small size, high output power, high sensitivity, long transmission distance and high communication data rate with auto set up for communication change and data receiving and transmission control. With the UART interface, it is easy to realize the wireless data transmission with only providing the UART data. It is flexible for the users to set the UART...

800/900/1800/1900 MHz GSM Antenna
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Price: $2.78
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Elecrow Item #: EL-WAW19001A -

    GSM antenna for 800/900/1800/1900 GSM network. Features Connector: ipex13 Frequency:800~960,1710~2170 mHz

900MHz Duck Antenna RP-SMA
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Price: $12.78
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Sparkfun Item #: WRL-09143 -

"900/1800 MHz Duck Antenna 2dBi with regular RP-SMA RF connector. Perfect for use with the XBee 900MHz units. 50 ohm impedance. 105mm long. The FCC is moving towards Part 15 compliance. All this means is that all the SMA RF connectors are changing gender. Really annoying for those of us who need to mate an antenna to an RF device. The FCC gender change was instituted to prevent home users from damaging RF equipment (think home WiFi) when screwing on an antenna. If all antennas are female,...

A6 GPRS/GSM Shield
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Price: $33.94
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Elecrow Item #: EL-ACS20950A -

This is a A6 GPRS/GSM Shield, which is use the newest A6 gprs/gsm module, A6 is a low-cost but efficient chip. With its ultra-small size, low power consumption and wide operating temperature range, A6 is an ideal solution for M2M applications, for automotive, industrial and PDA, personal tracking, power environmental monitoring, wireless POS, smart metering, and other M2M applications , to provide comprehensive GSM / GPRS text messaging, voice and data transmission services. We design this A6...

ADH8066 Evaluation Board
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Price: $86.37
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Sparkfun Item #: CEL-10741 -

ADH8066 Evaluation Board Description: The evaluation board for the ADH8066 Cell Module breaks out all the pins to the module and provides you with the necessary support hardware to get you up and running. The ADH8066 board attaches to any USB port and appears as a standard com port. Power up the board with 6-12 VDC, turn on the module, and you can start sending and receiving AT commands via HyperTerminal or your favorite terminal program. The board comes assembled as shown so you don't...

Antenna GPS 3V Magnetic Mount SMA
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Price: $20.81
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Sparkfun Item #: GPS-00464 -

"Magnet mount antenna for GPS modules operating at 3V. Designed for use with automobiles - the magnet will hold the antenna in place at speeds greater than 100mph. 5 meter cable terminated with standard male SMA connector. Check out our GPS buying guide! Features: Gain 26dB VSWR <2.0 Voltage 3.3V +/- 0.5V Current 12mA Weight 50g Documents: Datasheet" ...

Antenna GPS Embedded SMA
Price: $19.92
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Sparkfun Item #: GPS-00177 -

"Embedded antenna for small, mobile applications. Basic unpackaged antenna with LNA. 5inch cable terminated with standard male SMA connector. Match it with any SMA interface cable to create a truly small GPS prototype! This unit works very well out of the box, but the fully packaged antennas have better strain relief where the SMA cable meets the antenna housing. If you plan on using this antenna in a vibration intensive application, we recommend you reinforce the connection with epoxy or Shoe...

Arduino Industrial 101
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Price: $68.07
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Sparkfun Item #: DEV-14134 -

"The Arduino Industrial 101 is a WiFi evaluation board for the Arduino 101 LGA module based on a MIPS Linux processor. With the Industrial 101 you will possess a fantastic addition to the Arduino family and be able to easily create IoT projects without the need for multiple shields. Similar to the Arduino Yun (in a small form-factor), the Industrial 101 integrates an ATmega32U4 and the Atheros AR9331 SoC to make a dependable evaluation resource! The onboard ATmega32u4 microcontroller has been...

Arduino MKR1000
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Price: $62.28
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Sparkfun Item #: DEV-14394 -

"The Arduino MKR1000 is a powerful board that combines the functionality of an Arduino Zero and a handy WiFi shield. This thin board has been designed to offer a practical and cost-effective solution for makers wanting to design IoT projects with minimal previous experience in networking. It is based on the Atmel® ATSAMW25 SoC (System on Chip), that is part of the SmartConnect family of Atmel wireless devices specifically designed for Internet of Things (IoT). The MKR1000 design includes...

Arduino MKR1000 (with Headers)
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Price: $64.29
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Sparkfun Item #: DEV-14393 -

"The Arduino MKR1000 is a powerful board that combines the functionality of an Arduino Zero and a handy WiFi shield. This thin board has been designed to offer a practical and cost-effective solution for makers wanting to design IoT projects with minimal previous experience in networking. It is based on the Atmel® ATSAMW25 SoC (System on Chip), which is part of the SmartConnect family of Atmel wireless devices specifically designed for Internet of Things (IoT). The MKR1000 design includes...

BLE Micro - Super Compact BLE Module
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Price: $26.93
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DFRobot Item #: TEL0084 -

Bluno is great but I want small size for my product; Ble-link does well in its work but I don't want additional adapter to be inserted. Now, these problems are solved with BLE(bluetooth low energy) Micro, a new bluetooth 4.0 device. Comes in a small size at 24*15mm, BLE Micro can be easily put onto your PCB board, just ignore the problems like "how to design an antenna", "how to make a bluetooth chip work" and so on.BLE Micro is perfect for wearable projects. With it, you will be able to use...

BLE Micro EVB- Bluetooth 4.0 Device
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Price: $54.67
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DFRobot Item #: TEL0086 -

Bluno is great but I want small size for my product; Ble-link does well in its work but I don't want additional adapter to be inserted. Now, these problems are solved with BLE Micro, a new kind of bluetooth 4.0 device. Comes in a small size, BLE Micro can be easily put on your PCB board, just ignore the problems like "how to design an antenna", "how to make a bluetooth chip work" and so on. BLE Micro is perfect for wearable projects. With it, you will be able to use Andriod or IOS devices to...

BLE4.0 Bluetooth nRF51822 2.4G Wireless Module
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Price: $15.89
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Elecrow Item #: EL-WIB00569B -

This BLE4.0 Bluetooth module is a wireless module based on nRF51822. nRF51822 is a multi-protocol, single-chip solution for ULP wireless applications. It incorporates Nordic�s state-of-the-art wireless transmitter, supports BLE4.0 and 2.4GHz RF Soc designed for ULP. This module is tiny and stable, can be used into products directly. It can be use on wearable devices, Bluetooth intelligent application, mobile phone accessories, smart home appliances, RFID labels, data acquisition and etc....

Bluetooth 4.0 RGB LED Strip Kit (Support iPhone &; Android)
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Price: $345.81
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DFRobot Item #: KIT0069 -

Christmas is coming but stuck figuring out ideas for Christmas decors? Still thinking about putting LEDs strip and EL wires together? Simply puting LEDs and make them blinking is a has-been. Think about a new type of LED and a new way of interactive controlling for different scenes! With just a mobile device that has Bluetooth4.0 (BLE), you can easily controll every single LED in the lace, program the LEDs individually and react to beautiful rythms anytime. Whatsmore, the kit can be divided...

Bluetooth Adapter Mini
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Price: $10.73
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DFRobot Item #: TEL0002 -

Bluetooth (Bluetooth) is a kind of wireless network transmission technology originally used to replace the infrared. Compared with infrared technology, Bluetooth can transmit data without targeting, transmission distance is less than 10 meters (infrared transmission distance of a few meters). In the signal amplifier with the help of communication distance and even up to 100 meters. Bluetooth technology is ideal for low power consumption of digital devices to share data with each other, such as...

Bluetooth Audio Receiver and Playback Module (Bluetooth 4.0)
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Price: $40.65
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DFRobot Item #: TEL0108 -

This Bluetooth Audio receiver module includes a USB port and TF card slot. With a pre-amp output, you can drive headphones or a 3W speaker directly. You can also add an active power amplifier and connect a loudspeaker. The module supports MP3, WMA, WAV and lossless FLAC audio formats.This module supports playback from TF or USB flash drive. All playback is controlled by buttons, and an sound equalizer has build-in to meet different favor. With its compact form factor and 5V DC power...

Bluetooth Audio Receiver Decoding Player
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Price: $21.85
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Elecrow Item #: EL-CCB25011M -

This is a bluetooth audio receiver module with usb and TF card decoding. Usually it�s can be used as a mp3 player, just a TF card and DC 5V power supply. It has five buttons for you to change mode or achieve other audio control like volume adjustment. It has two modes : music mode and bluetooth device mode. Just press the mode button for switching. When it switch into Bluetooth device mode, it can launch a bluetooth signal, when you connect other device with it, the blue led will stop flashing...

Bluetooth Bee
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Price: $29.30
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Elecrow Item #: EL-CBL37551BE -

    The Elecrow Bluetooth Bee is designed for transparent wireless serial connection setup. It is a fully qualified Bluetooth V2.0+EDR (Enhanced Data Rate) 3Mbps modulation with complete 2.4GHz radio transceiver. It uses CSR Bluecore4-external single chip Bluetooth system with CMOS technology and with AFH (Adaptive Frequency Hopping). It can be configured to Master, Slave or Loopback three different modes(HC-06 just be Master/Slave, coulud be customized), and it will...

Bluetooth Low Energy Module HM11- CC2541
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Price: $23.31
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Elecrow Item #: EL-CBLE2540HM -

    This BLE4.0 module is based on the CC2541 microprocessor, it can be used to communicate with desktop computers, smartphones, table computers and even other embedded systems providing Bluetooth Smart aka Bluetooth Low Energy (BLE). It's highly customlized chip with AT comand supported. You can modify the role (master, slave mode) and the serial port baud rate, name of equipment, matching parameters such as passwords, use agile, even the transmission power bwtween - DBM,...

Bluetooth Mate
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Price: $112.30
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Sparkfun Item #: WRL-09358 -

Bluetooth Mate Description: The Bluetooth Mate is very similar to our BlueSMiRF modem, but it is designed specifically to be used with our Arduino Pros and LilyPad Arduinos. These modems work as a serial (RX/TX) pipe, and are a great wireless replacement for serial cables. Any serial stream from 9600 to 115200bps can be passed seamlessly from your computer to your target. We've tested these units successfully over open air at 350ft (106m)! Bluetooth Mate has the same pin out as the...