... : Wifi, Bluetooth,GPRS,GPS, Camera, PSAM, RFID card reader, barcode scanner ALL IN ONE design: GPS,GPRS, BLUETOOTH, PSAM,CAMERACPU: Samsung ARM920T@533 MHz ... transparent typeBattery: Rechargeable li-ion polymer battery (3.7 V/4,000 mAh) Expansion slots: SIM/SAM/Micro SD (TF) cardIndicator ... : u-blox NEO-5QCamera:Samsung 3.2 mega pixelsCan built-in RFID card reader, barcode scanner function