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4/8 Channel Digital Video Recorder |
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Posting Date : 2025-05-07 19:10:06 | |
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Detailed Product Description
Key Specifications/Special Features:
- Video/web compression: H.264
- Video systems: NTSC/PAL
- Video I/O: 4-CH input/2-CH output, 8-CH input/2-CH output
- Audio I/O: 4-CH input/1-CH output, 4-CH input/1-CH output
- Display resolution:
- NTSC: 720 x 480@30fps (each ch, frame)
- PAL: 720 x 576@25fps (each ch, frame)
- Features single/PIP, S.E.Q.
- Record resolution:
- NTSC: 704 x 240@30fps (each ch, frame)
- PAL: 720 x 240@25fps (each ch, frame)
- NTSC: 352 x 240@30fps (each ch)
- PAL: 360 x 288@25fps (each ch)
- Frames and quality: HD1: 120fps for NTSC/100fps for PAL, CIF: 240fps for NTSC/200fps for PAL
- Sensor alarm: no
- Remote alarm notification: email images, and upload images to FTP site's specific account
- Motion detection: 16 x 12 grids per camera for all channels, 4 adjustable variables with precise calculation
- Network: TCP/IP, PPPoE, DHCP and DDNS
- HDD interface: 1 SATA HDD, up to 1,000GB
- Multiplex operation: live display, record, playback, backup and network
- Operating temperature: 10 to 40°C (50 to 104°F)
- USB2.0 for USB2.0 port driver, removable HDD, DVD-writer backup and update
- Picture zoom: 2X digital zoom (live mode/playback mode)
- Others: mouse (USB mouse)/IR remote/PTZ (RS-485)/VGA (optional)/video loss detection/RETR (remote event trigger recording)
- Camera:
- Image sensor: 1/4" SONY super HAD CCD
- Signal system: PAL/NTSC
- Effective pixels: PAL: 500 (H) x 582 (V), NTSC: 510 (H) x 492 (V)
- Horizontal resolution: 420TVL
- Video output: 1.0Vp-p75Ω
- S/N ratio: more than 48dB (AGC OFF)
- Minimum illumination: 0Lux (infrared lamps turn on)
- Gamma characteristic: 0.45
- Shutter speed: 1/50 (1/60) to 1/100,000 sec
- Power consumption: 12V DC, 120mA (when the infrared lamps turn on)
- Infrared wavelength: 850nm
- IR distance: 15m
- Infrared lamps: night/day on/off
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