... : Wifi, Bluetooth,GPRS,GPS, Camera, PSAM, RFID card reader, barcode scanner ALL IN ONE design: GPS,GPRS, BLUETOOTH, ... size), LED backlightTouch panel: Glass analog resistive touch and transparent typeBattery: Rechargeable li-ion polymer battery (3. ... TF) cardIndicator: LEDAudio: 0.5 wattInput method: Touch input and keyboard Input Keyboard: NumericEnvironmental sealing: IP64Operating temperature: -20 °C ...