1.Kill function,Audio compander,Emergency alarm 2.Scrambler,DTMF,2 tones,5 tones Features: 1.LCD display 2.Busy channel locked3.CTCSS and DCS4.Scrambler,DTMF,2 tones,5 tones5.PC programming6.Kill function,Audio compander,Emergency alarm GeneralFrequency rangeVHF:136-174MHzUHF:400-430,440-470,450-480,490-520MHzChannels99 channelsChannel spacing25 KHz(width) /12.5 KHz(narrow)Antenna impedance50Ω ...