1) 4 video&audio inputs,1 video&audio output2) 4 detective alarm I/o inputs,1 alarm I/o output3) supports two recording mode: Each and quad, recording frame rate 25/30fps4) sata and ata two ports interface, support 40,80,120,250gb (hard disk x 2)5) mjpeg compress rate6) supports motion detective recording mode7) in the event of power loss, return to previous mode automatically8) adjustable brightness, contrast and color
1) 4 video&audio inputs,1 video&audio output
2) 4 detective alarm I/o inputs,1 alarm I/o output
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