... thermal printer,operates via GSM/GPRS network GSM/GPRS wireless telephone pos,user-friendly designSpecification:CPU32 bit ARM7 CPUMemoryNandFlash ... 58mm thermal printerHigh speed up to 70mm per secondCommunicationsGPRS wireless module, support GPRS/USSD1 GSM SIM card slot, ... /900/1800/1900MHZPort: 1 RJ-45(Ethernet), 2 RJ11 port(RS-232 definition)Operating environmentTemperature: –10°C~ 45°CHumidity ...