Goliton&reg; Wifi Wireless Obd2 Car Diagnostic Reader Scanner Scan Tool for Android / IOS / Iphone / Ipad / Pc This item use AT commands to communicate with a host device (PC, notebook, iPhone, iPod touch, iPad and so on). It is compatible with 1996 and later vehicles. Connecting to your iPhone / iPod touch /iPad is made by WIFI connection in adHoc mode. Elder OBD compatible vehicles has a sticker indicates that the vehicle is OBD compatible.