* 4ch H.264 digital video recorder * Video output: 1 ch BNC /1 ch VGA /1 ch HDMI (1920*1080P)* Audio in/out: 4 ch /1ch RCA * Alarm in/out: 4ch /1ch (optional) * Display resolution: PAL,D1(704*576); NTSC,D1(704*480) * Recording resolution: PAL:D1(704*576),HD1(704*288),CIF(352*240) NTSC: D1(704*480),HD1(704*288),CIF(352*288)* Playback: 1/4 ch playback* HDD: 1*2TB SATA HDD*Dimension: 354W*230D*45H