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Description : This Digital Video Recorder has 4CH, H.264 compression，seperate access. It is compatible with VGA，USB，network and has RS485 PTZ control，IE browse function. The VFD screen make it easy to operate and full of funny.

SKU : Digital-Video-Recorder-5104

Features :
Four separate audio-video road show and compressed audio and video simultaneously, without electronic amplification
Four-channel, each channel can be individually installed
MPEG4/H.264 video compression, a higher compression ratio, the more efficient hard disk space
CIF/Half D1/D1 format images from the three definitions
Adjustable frame count: 0.1 frames / sec to 25 frames / sec adjusted
Stream since many stalls definition, image resolution options
Four routes, input and two-way Alarm output to support mobile video and image detection alarm loss alarm
Compatible with video, and real-time 4 -channel video monitoring the same time intervals
Special paper specially designed video system, more than 10 times the life of hard disks
The table inquiries, inquiries rapid, accurate search retrieval methods
Internal network functions, IP protocol and support for LAN, WAN and dynamic ADSL network
Compatible with two-way intercom network
Video Signal: PAL (625 line, 50 field / sec); NTSC (525 lines / frame, 60 field / sec)
Video Input
Composite Video: 1.0V p-p/75 Ω, BNC connector x 4
Video Output:
Composite Video: 1.0V p-p/75 Ω, BNC Connector x 2
Audio Input: BNC connector x 4
Audio Output: RCA×1 RCA audio output; RCA × 1 × 1 output cuts
Alarm input: Non-voltage contact closure, the regular open - or closed, four-input
Alarm output Non-voltage contact closure, always open, 2 Output
Alarm
Alarm sensor input
Video detection alarm
Video sight loss alarm
Disc full warning
NETWORK: 10/100M Ethernet port adaptive
Control
Compatible with console and the camera control, RS485 interface x 1
Backup mode
USB backup
network backup
CD-RW
Resolution: 704 x 576
Compression options: CIF resolution 352 × 704 × 576 D1 288 Half-D1
Compression Standard: MPEG4/H.264
Hard Disk
Two IDE interface, and compatible with large hard disks over four blocks 300G
Bitstream installed
Adjustable seven stalls bitstream stall 100MB/: 1 hour / Road, two stalls 150MB/ hours / road
Three stalls 200MB/ hours / road, 4 hours stalls 250MB/ / road stall 300MB/ 5 hours / road
6 stall 350MB/ hours / road stall 400MB/ 7 hours / Road : 1~100MB/ own hours / Road
Security functions: 128-bit data encryption password management
Power: 220V(±10%)/50HZ, 50W (no hard disk)
Temperature
Operating temperature : +5 ~ +50 deg; Humidity: 90%
Storage temperature : -20 ~ +70 deg; Humidity: 95%
Size appearance: 432 × 96 × 375mm
Language: Chinese, English