... design: Wifi, Bluetooth,GPRS,GPS, Camera, PSAM, RFID card reader, barcode scanner ALL IN ONE design: GPS,GPRS, BLUETOOTH, PSAM ... Expansion slots: SIM/SAM/Micro SD (TF) cardIndicator: LEDAudio: 0.5 wattInput method: Touch input and keyboard Input Keyboard: NumericEnvironmental ... drop test on six sidesRolling survive: 1,000 times, 0.5 meter, rolling by six contact surfaceFingerprintSensor type: Induction ...