... /16 KHz pulse signal 3)GPRS 4 line CDMA/GSM fixed Wireless Terminal Unique Functions1,CDMA cellular network outgoing.2,CDMA cellular network ... Caller ID.4,Support secondary dial.5,Lock card, lock terminal.6,Send polarity reversal signal for billing meter while connection ... .99%9,Insertion loss: ≤0.5dBSolution 4 line CDMA/GSM Fixed Wireless Terminal