... ,WIFI, GPRS/GSM, Bluetooth interface 4,GPS POS terminal handheld pos terminal/GPS POS terminal with GPRS/GSM/wifi/bluetooth interface I60XX series ... .5m,In motion 0.01m/sExpansionInternal HF RFID Read WriteExpansionInternal Wireless Communication module GSM/GPRS,Support GSM/GPRS Class10,GSM27.10 ...