... ALL IN ONE design: Wifi, Bluetooth,GPRS,GPS, Camera, PSAM, RFID card reader, barcode scanner ALL ... and transparent typeBattery: Rechargeable li-ion polymer battery (3.7 V/4,000 mAh) Expansion slots: SIM ... (850/900/1800/1900 MHz) Bluetooth: Class II, 3-5 MPSAM: 9600, 19200, 38400, 43000, 56000, 57600 ... 115200 Baud rateGPS: u-blox NEO-5QCamera:Samsung 3.2 mega pixelsCan built-in RFID card reader, barcode ...