DTM-228Cisathin800MhzCDMA1xModule,WhichSupportR-UIM,USBinterface.byusingthisfieldprovenCDMAmodule,dualmode(GSM+CDMA)phonemanufacturecandevelopvariousdualmodephonemodelsinshortpriodoftimeminimumcost.CDMA20001XRTT(QualcommQSC6020)SupportGSMstandardATcommandSupportoneUARTSmallsize:32mm(W)x38mm(L)x2.8mm(H)Support2WaySMS13KQCELP/EVRCTelemetryspecificfeaturesR-UIM,USBinterfaceGPIOsforcustominterfaceExternalReset