... slot, rearview camera 3) CPU: Centrality Atlas-IV 6.2 inch TFT with touch screen ,Portable GPS navigation,Bluetooth GPS ,multifunction ... wide screen Highly precise wearable touch screen, support writing by hand, spelling, stroke and other many inputting formats High fidelity stereo ... per 20'/40'/40' HQ6900/13800/16300pcs 6.2 inch TFT with touch screen bluetooth gps,Portable GPS navigation,Bluetooth ...