Rugged WinCE Computer with Wifi, Bluetooth, LAN, RS232, RS485, 3G, GPS optional, IP64 standard 7 inch Rugged WinCE ... 2.0 x 1RS232 x 3/ RS232 X 2, RS485 X 1(optional)Micro SD(TF) card supports up to ... , optional)Ear phone slot x 1Speaker(back) x 1Power input: DC 9-24Vpower consumption:8wSize(LWD):198 X 146 X ... (optional) Rugged WinCE computer with WiFi, Bluetooth, LAN, RS232, RS485, 3G, GPS optional