... feature as ip camera. 2:channel, CIF 3:channel, D1 Digital Video Server1 Video Resolution: D1/Half-D1/CIF/QCIF2 802 ... channel composite video, PAL or NTSC, BNC interface,1.0Vp-p,impedance 75OhmsVideo compressionH.264 Main Profile @Level 3, Motion JPEGDual ... 1 compound video, PAL or NTSC; BNC, level: 1.0Vp-p, impedance: 75Ω,Audio Compression G.726, G711, ADPCMAudio Input1/2 ...