Main Features: * Based on real time operating system firmware * 9-channel video input, 2-channel video output, M-JPEG compression * 1-channel audio recording / playback function * Real time 225FPS/270FPS display and 50FPS/60FPS recording/playback * Multi-recording Mode (Manual, Schedule, Sensor and Motion Detection) * 2 selectable recording mode, 4 selectable recording qualities * Max 2 IDE HDD supported, each up to 1TB * Optional network and IR remote controller * USB backup available * Auto resume former state when power up come back from power-down Main Specifications: MODEL DVR-9V1 Video input format NTSC/PAL Video output (CVBS) 2 channel Video input (CVBS) 9 channels Display frame rate NTSC: 270fps; PAL: 225fps; Mode (sequence): Full / 4 / 9 Recording frame rate NTSC: 60fps; PAL: 50fps Recording mode Continuous / Manual / Event / Scheduled Display resolution NTSC: 720*480; PAL: 720 *576 Recording resolution NTSC: 640*224; PAL: 640*272 Enhanced motion JPEG compression (default) Low: 10KB; Normal: 15KB; High: 20KB Hard disk drive Up to 1TB (depending on power supply) OSD English Back-up (archive device) HDD / USB Search function Mode: Date/Time; F/Screen: Yes Relay I/O 4 inputs, 1output Motion detection Yes (Internal) Net weight 4150g Dimension 432mm*320mm*