1.32 BitsCPU,ARM9,180MHz 2.Support secondary development 3.Thermal printer 4.CE,FCC,RoHS,PCI PED,EMV4.2 Level ... performance in mass data and EMV transactions PCI-PED V1.3, online & offline certified, integrated PED 24MB memory, supports downloading ... 400 transactions per charge Integrated wireless communication MODEM, GPRS/CDMA/WIFI/GPRS&Wi-Fi Integrated PSTN MODEM, supports PSTN MODEM coexists ...