CCTV DVR Features:<ul>

Main processor: technical grade micro controller Operating system: embedded Linux Operation interface: visualized menu Video input: 8 channels Video output: 2 channels of (PAL/NTSC) BNC (1.0Vp-p/75 ohms), 1 channel of VGA Video display: 1, 4, 8, 9 screens Image system: PAL (625 lines, 50 fields/s), NTSC (525 lines, 60 fields/s) Resolution: PAL/NTSC real-time monitoring D1: 704 x 576/704 x 480 pixelsCIF: 352 x 288/352 x 240 pixelsImage compress: MPEG-4/H.264 limited code flow MPEG-4/H.264 variable code flow Real-time video record speed: <ul>PAL: 1 to 25 frames/s NTSC: 1 to 30 frames/s </ul>Image adjustment: 6 levels adjustable HD: four IDE interfaces, 1 to 8 HDs connectable HD space occupied: <ul>Video: 56 to 500MB/h </ul>Alarm input: 16 channels (low voltage) Alarm output: 6 channels of relaysAlarm relay: 30V DC, 2A, 125V AC, 1A  Network: RJ45 10/100M automatic adaptive Ethernet Cradle head controller COM: RS485, RS232 Power: 220V ±25%, 50Hz ±2%/110V, 60Hz Consumption (HD not included): 30W Working temperature: -10 to +55 Working humidity: 10 to 90% Air pressure: 86 to 106kPa Dimension industry standard: 2U, 441 x 460 x 89mm Weight: 7kg (without HD) Mount: rack or desktop

DVR