... channel,D1 Wireless 1 channel D1 Digital Video Server with Storage for security system > Video Resolution: D1/Half-D1/CIF/QCIF> ... Network:EVDO( CDMA2000),WCDMAKD-DS102DTWired,2channel, D1KD-DS102DT-WWireless,2 channel, D1KD-DS102DT-3G2 channel, D1, support 3G ... p, impedance: 75Ω,Audio CompressionG.726, G711, ADPCMAudio Input1/2/4 channel, RCA port, liner input, Impedance:1KOhmsAudio Output1channel ...