8 channel realtime Cutting DVR, H.264 MPEG-4, 200 frames in total,  4 channel audio, remote surveillance control, remote playback, remote video, remote control, support mouse control, VGA video out,  supprt 3G cell phone remote surveillance control, connect display direct, support 4 large capacity SATA hard disks/ taking video long time: 500G hard disk last for 1 month

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