... pulse signal 3)GPRS 4 line CDMA/GSM fixed Wireless Terminal Unique Functions1,CDMA cellular network outgoing.2,CDMA cellular network incoming.3,DTMF Caller ... of mains supply. (Optional)10,Transmit tariff for our company phone billing meter. (Optional)Technical Specifications1,Work frequency: GSM 900MHZ/1800MHZ ... sensitivity: 99.99%9,Insertion loss: ≤0.5dBSolution 4 line CDMA/GSM Fixed Wireless Terminal