... DVD-RW 4.USB Backup,SATA port 5.IN:16Ch Video 8-Channel Standalone DVR AST-DVR0804LBH.264 Algorthm, Pentaplex, Support ... -line user etc.VideoVideo Input4/8/16 channel, BNC, 1.0Vp-p, 75?, looping(optional)Video Output2 channel TV output, BNC ... color according to different time periodVideo InformationCamera title, time, video loss, camera lock, motion detection, recordingTV Output AdjustmentAdjust TV ...