A Couple of extend board for further connection. Look at this Crowtail gadget, it will solve your big trouble when you want to set up a remote connection with Crowduino and Crowtail-modules. For using, you need to prepare a right length network cable, but you should notice that it can only compatible with the Straight-Through Wired Cables but not Crossover Wired Cables. It cheap and practical. Wish nice user experience.