4.3" GPS Navigation: 4.3 inch touch TFT screen,classical model,with FM transmitter, AV-in, optional for Bluetooth 4.3 inch classical modelGPS ... Antenna built-inCPU:SiRF Atlas-IV, dual core, 500MhzScreen: 4.3'' TFT touch screen, 480*272 O/S:Win CE.Net 6 ... -transmitter functionWith AV-IN(can be removed)With Bluetooth(optional) 4.3" GPS Navigation touch screen