I/o Sensor Expansion Module V5.0 Xbee Development Shield Rs485 V5 Arduino
This IO expansion board is developing, this latest V5 IO expansion shield now supports xbee. It combines our popular Xbee shield with the IO expansion shield (V4). It even supports SD card, which is the ultimate expansion for Arduino ever. As its predecessor, it supports RS485, APC220, Bluetooth communication, servo control.