... wifi, camera optional - SDK,customize - ODM RoHS C 7 inch GPS with GSM/GPRS, RS232, USB Host ( USB OTG, ... WinCE6.0 6. Built-in Camera(Optional)7. Bluetooth (optional)8. Wifi (optional)Technical specification: ... DisplaySize 7 inchResolution 800*480Brightness 250-450cdsTouch Type4- wire ... (Office, workshop and Burn-in Room) 7 inch GPS with GSM/GPRS RS232