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Dahua Technology Co., Ltd.
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 Model Number |
DH-DVR0404MB DH-DVR0804MBD |
Parameter 3 Channel 4 Channel
Model DVR0304MB DVR0304MBD DVR0404MB DVR0404MBD
Operation system Embedded LINUX operating system
Video input 3 channel(PAL/NTSC), BNC(1.0Vp-p,75Ω) 4 channel(PAL/NTSC), BNC(1.0Vp-p,75Ω)
Video output 1 channel PAL/NTSC, BNC(1.0Vp-p,75Ω) or VGA
Audio input 3 channel audio input: 200-1000mv 30KΩ(BNC) 1 channel cross-talk audio input 200-2500mv 30KΩ(BNC) 2 channel audio input: 200-1000mv 30KΩ(BNC) 1 channel cross-talk audio input 200-2500mv 30KΩ(BNC)
Audio output 1 channel output 3500 mv 5 KΩ(BNC)
Video display 1/4 window display 1/4 window display
Video standard PAL (625 line, 50f/s), NTSC (525 line, 60f/s)
System resource Real-time recording, 2 channel playback and network real-time moniter simultaneously
Image resolution PAL/NTSC Realtime moniter: CIF 352�88 352�40, Playback: CIF 352�88/ 352�40
Motion detection Area setting: 192 (16*12) detection areas on the screen; detection sensitivity setting; multi levels detection sensitivity for each area
Video compression MEEG-4/H.264
Audio compression ADPCM
Video recording speed MPEG-4 real-time mode: 1-25f/s adjustable(PAL) or 1-30f/s adjustable(NTSC)
Image quality 6 levels selectable
Hard disk Built-in 2 IDE ports, support 1-4 HDDs with infinite capacity
HDD space uesd Audio: 14.4 Mbytes/hour; video: 56-500 Mbytes/hour
Alarm input 4 channel voltage alarm input
Alarm output 3 channel relay output
Alarm relay 30VDC 2A, 125VAC 1A(relay output)
Network connection RJ45 10M/100M adaptable Ethernet connection
Pan-tilt control RS485, RS232
Power 220VAC 50HZ/ 110VAC 60HZ
Power consumption (without HDD) 25W 28W 25W 28W
Working temperature
Working humidity 10%- 90%
Barometric pressure 86kpa - 106kpa
Size Special industrial case for ATM, 300�30�05mm
Weight 5Kg
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