1.H.264 8ch D1 DVR 2.Playback:4ch meantime,2D1+6CIF 3. ... 264 Video compression, decoding performance is stable and reliable.2. Built-in NAT ID,support transit-network, easy ... image quality, etc.4. 4ch Synchronous playback.5. USB equipment,mobile hard disk backup, network client, IE backup.6. Support ... *H )320*273*55mmVideo 8chAudio 1chBNC*1VGA *1Hard disk 2TB SATA*1USB *2Network RJ45*1,10M/100MRS485 * ...