... Assistant 1) optional 1D laser, wifi, Bluetooth 2) optional rfid, gprs, camera 3) Standard USB, RS232 Personal Digital Assistant ... (PDA)1) optional 1D laser, wifi, Bluetooth2) optional rfid, gprs, camera3) 1900mAh, optional 3800mAh battery4) Standard USB, ... seat charge5 hours and aboveSupport functionsRFIDBarcode Scanner(1D)Camera LF:125k (ID) HF:13.56M(IC) (optional)Symbol Laser ...