NVR16Ch. Linux System.H.264 Video High Profile Compression./G711A Audio Compression.16-bit True Color Graphic operation Interface.Video Standards PAL625line,50f/s;NTSC525line,60f/s.Quailty Monitor D1&VGA:HD/HDMI:HD.Video Input(IP) 4ch@3M/8ch@1080P/16@720P.Realtime live display up to 1/4/8/9/16Ch.Playback Display up to 1Ch.@3M Mode/2Ch.@1080P Mode/4Ch@720P Mode.VGA&HDMI output Resolution 1024x768/1280x720/1280x1024/1440x900/1920x1080.Power supply 12V/2A