... CompressionH.264System resources4 channel CIF real time recording and network transmission at one time,1 channel or 4 ... channel search,LOG searchBackupNetwork backup,USB backup,SATA burn.Video input4 channel BNCVideo output1 channel BNC, 1 channel ... channels showRecord speedPAL:25fps(adjustable) , NTSC:30fps(adjustable)Video storageHard Disk,NetworkMobile viewingstandard RTSP 3G mobile phone viewing. ...