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Tube
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specification
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Performance guide
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system
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Operating language
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Simple Chinese/English
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Operating interface
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OSD menu
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Password control
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multilevel purview, multilevel password
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Video
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Video input
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8 channels independent input1.0Vp-p，75ΩBNC
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Video output
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2channels PAL/NTSC output 1.0Vp-p，75Ω BNC，multiple video signal
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Video display
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Single picture, built-in quad display, eight picture display, etc.
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Video standard
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PAL system 25frames/second, CCIR625 lines 50 fields,
NTSC system 30frames/second CCIR525 lines60fields
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System resources
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8 channels recording resources, one channel play backward can be realized at the same time. network real time monitoring.
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Audio
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Audio input
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8channels independent input，600ΩRCA
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Audio output
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1channels monitor/play backward output.600ΩRCA
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Basic output gain
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1.0—2.2V
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Distortion plus noise
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≤-30dB
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Recording solutions
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Volume and image are synchronized
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Audio compression
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ADPCM
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Digital processing and storage
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Image compression
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MPEG-4 changeable bit streams（VBR） / fixed bit streams (CBR)
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Image format
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CIF format
（360×288pixels）
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HD1 format
（720×288pixels）
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Video current standard
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ISO14496
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Audio current standard
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ADPCM
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Video code rate
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12.5K-93.75Kbytes/s
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25K-175Kbytes/s
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Audio code rate
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4Kbytes/s
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Audio volume taken in H.D.
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14.4Mbytes/hour
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Video volume taken in H.D.
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45M-337.5Mbytes/hour
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90M-630Mbytes/hour
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Internal storage
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2 IDE hard disk，support H.D. with big volume of 300G or more.
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Image quality
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multilevel adjustable
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Most frames rate
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25frams/second/channel
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12.5frams/second/channel
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Resolution
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Play backward 360×288mm
Real time monitor720×576mm
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Play backward720×288mm
Real time monitor720×576mm
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alarming
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Motion detection
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Each channel set independently, 16 detecting areas can be set in single picture, sensitivity adjustable.
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Input
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Four channels alarming input independently
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Output
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1channel output
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Alarm input solutions
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N.0/N.C,open/close circuit optional
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Telecom
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Serial interface
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RS-485signal，platform decoder can be connected outward , no need to add conversion
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Network interface
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RJ-4510M/100M Ethernet interface
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Network transport protocols
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Support TCP/IP、UDP/IP
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Network transportation ways
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ADSL、ISDN、LAN、CAN
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Browsing solutions
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Adopt the client end software and IE browser.
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Others
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Power source
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AC 90-2450V、50Hz or 60HZ
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Power consumption
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90W (contain H.D.)
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Operating temperature
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0~50℃
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Operating humidity
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≤80%
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weight
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6.0Kg
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clock
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Built-in hard clock and permanent calendar
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Visual angle
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178°/178°
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physics resolution
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1280×1024
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contrast
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700:1
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