Product
 
DG42xxHC

Features:

Adopted with GM8180 SOC chip, in-built with ARM9 CPU core, with high speed, high integration, low power consumption, small but complete in function;
Adopted with Linux real time operation system, with strong flexibility, strong network transmission ability and stability;
Enhanced H.264 algorithm (main profile ) , 4 times of normal H.264 algorithm compression, makes compression files as small as 60% of those by normal H.264, especially suitable for network transmission;
Window and graphic interface are user friendly and easy to operate, with menu note function, can be controlled by mouse, front panel, remote controller etc;
Preview in D1, support motion detection, OSD, realtime listening in;
Support 4 channel video and audio playback realtime, support file fast playback, fastward, play etc;
Support max. 1x1.5T SATA HDD, support USB 2.0 for backup, CD-writer;
Video files could be searched by video type, time, date etc;
Auto screen saver, to save energy;
Powerful software supported: build-in web server, Networking access for remote live viewing, recording, playback, setting, system status and event log function etc.

Specifications

Model DG4204HC DG4208HC
Video Compression H.264 Baseline
Video Input 4 Chs, BNC(1.0Vp-p, 75Ω) 8 Chs, BNC(1.0Vp-p, 75Ω)
Video Output 1 channel BNC TV output, 1Vp-p, 75Ω
1 VGA output, DIN-15 socket
Video Compression Resolution PAL:352×288(CIF) , NTSC: 352×240(CIF)
Preview resolution PAL: 704×576; NTSC: 704×480; horizontal: 500TVLine, vertical: 450TVLine
Compression bit rate 32K~2Mbps , selectable
Playback Resolution PAL: 352×288(CIF),horizontal line 300, vertical line 250
NTSC: 352×240(CIF),horizontal line 300, vertical line 220
Sub Stream Compression Resolution: CIF:352×288(PAL), 352×240(NTSC)
Frame Rate: 1~15fps
Output Bit Rate: 32kbps-512kbps
Audio Input 4 CH, RCA 2Vp-p, 600Ω
Audio Output 1 channel, RCA, linear output, 600Ω
Audio Compression G.726
Output sampling rate 8 KHz
Sampling size 16 bit
Audio track Mono
Network Interface 1, RJ45 10M/100M adaptive Ethernet interface
Communication Port 1xRS422, 2XUSB2.0, 1X SATA HDD. interface
Alarm input 4 Chs, NC/NO
Alarm output 1 Ch, DC30V 1A, AC125V 1A
Power Supply DC12V
Power Consumption Less than 12W ( w/o HDD)
Working Temperature 0oC ~ +50oC
Working Humidity 10%~ 90%
Dimension 340mm * 260mm * 50mm
Mounting Desktop or rack

User manual

User manual of DG4204HC/DG4208HS

Copyright (c) 2009 China NetVision Technology Co.,Ltd
TEL: +86-23-68697255, 68639256, 68637864   FAX: +86-23-68639256-801
Add: 6A-12-2, Keyuan 1st Road,Gaoxin Area, Chongqing, China   Email:manager@netvisiondvr.com