... Half-D1/CIF/QCIF > HDD storage, 2TB maximum > Wireless,1 channel,D1 Wireless 1 channel D1 Digital Video Server with Storage for ... , G711, ADPCMAudio Input1/2/4 channel, RCA port, liner input, Impedance:1KOhmsAudio Output1channel,RCA port, linear outputAudio talk-back input1 channel ... network. supports 802.11b/g protocol, 2.4GHz, maximum wireless distance can be 100 meters, Supports WEP,WPA,WPA2(support ...