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Dahua Technology Co., Ltd.
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 Model Number |
DH-DVR0404HB DH-DVR0804HB |
Parameter 4-channel 8-channel
Model DH-DVR0404HB DH-DVR0804HB
Processor AMD SC1200/266 multimedia processor
Operating system Embedded LINUX operating system
Video input 4 channel (NTSC/PAL) BNC(1.0VP- P , 75Ω) 8 channel (NTSC/PAL) BNC(1.0VP- P , 75Ω)
Video output 1 channel PAL/NTSC, BNC (1.0Vp-p, 75 Ω) or VGA.
Audio input 4 channel audio input 200-2500mv,30k Ω(BNC) 8 channel audio input 200-2500mv,30k Ω(BNC)
Audio output 1 channel output 300mv 30KΩ(BNC)
Video display 1/4 window display 1/4 /9 window display
Video format NTSC(525 line, 60f/s), PAL(625 line, 50f/s)
System resource Real-time recording, one channel playback and network real-time monitor simultaneously.
Image resolution PAL/NSTC real-time monitor 704�76/704�80 Playback 352�88/352�40 704�88/ 704�40 352�76/352�80 704�76/704�80
Motion detection Area setting: 192 (16*12) detection areas on the screen; detection sensitivity setting; multi levels detection sensitivity for each area
Video compression MPEG-4/H.264
Audio compression PCM
Video recording speed MPEG-4: real-time mode: 1-25f/s adjustable(PAL) or 1-30f/s adjustable(NTSC) on all channel
Image quality 6 levels slectable
Hard disk Build-in 4 IDE ports, support 8 HDDs with infinite capacity
HDD space occupation Audio：28.8 Mbytes/hour; video：40-2000 Mbytes/hour
Alarm input 8 channel voltage alarm output
Alarm output 3 channel relay out
Alarm relay 30VDC 1A, 125VAC 0.5A (relay output)
Network connection RJ45 10M/100M self-adaptable Ethernet connection
Pan-tilt control RS485, RS232
Power 220VAC 50Hz/110VAC 60Hz
Power consumption (without HDD) 25W 40W
Working temperature -10°C－＋55°C
Working humidity 10℅－90℅
Barometric pressure 86kpa－106kpa
Size 2U standard industrial case, 441 x430 x89mm (W*D*H unit: mm)
Weight 7KG
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