1.4-CH CIF NVS 2.H.264 compression 3.4 alarm input,4 alarm output 4.SD card Storage 4 Channel CIF Network Video Server Network Video Server Video StandardSupport NTSC or PAL FormatVideo Compression ModeH.264 Each-Channel Independent CodingFrame Rate50 Frame/SecondPAL Format,60 Frame/SecondNTSC FormatAdjustable DownwardsAudio Compression StandardG.722Video Coding SizeCIF: 352×288Video Stream ...