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 Receiver: Module and Antenna built-inCPU:SiRF Atlas-IV, dual core, 500MhzScreen: 4.3'' TFT touch screen, 480*272 O/S:Win CE.Net 6.0 Core RAM: 64MB DDR,Flash:128MB built-in(2GB, 4GB optional)Support high speed SD/MMC upto 16GBMultimedia: audio, video, game, ...