... ,user-friendly design,built in thermal printer,operates via GSM/GPRS network GSM/GPRS wireless telephone pos,user-friendly designSpecification:CPU32 bit ARM7 ... speed up to 70mm per secondCommunicationsGPRS wireless module, support GPRS/USSD1 GSM SIM card slot, support GSM 850/900/1800/1900MHZPort: 1 RJ ...