Q 3: Should a SIM card required for the printer/pos?
A: It depends on the certain Model No(s). For the printer/pos that support Wifi or LAN, they can work without SIM card. For 4G/3G/GPRS/SMS Printers, the SIM card is required.
Q 3: Should a SIM card required for the printer/pos?
A: It depends on the certain Model No(s). For the printer/pos that support Wifi or LAN, they can work without SIM card. For 4G/3G/GPRS/SMS Printers, the SIM card is required.