Wholesale DVR card product with 2 channels real-time monitoring, 1 audio input and 4 total video input channels. This DVR Card features high quality 640 x 480 or 352 x 288 display and recording resolution at 50 fps in PAL and 60 fps in NTSC color systems. Image compression is though MPEG-4 and 120~150M/H/C compression ratio with TCP/ UDP Network protocol. Compatible with alarm control, automatic record and Video motion detection function.

NOTE: The colour of the circuit board may differ from that pictured.

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China Manufacturer Specification

* Video Input: 4 channels (2 Real Time)
* Audio Input: 1 channels
* Image compression: MPEG-4
* Video total frame rate: 50 fps in PAL, 60 fps in NTSC
* Display resolution: 640 x 480, 352 x 288
* Recording resolution: 640 x 480, 352 x 288
* Compression ratio: 120-150M/H/C
* Network protocol: TCP/ UDP
* Operating System: Windows 2000 / XP
* Manufacturer Ref.: 78VVW39WECEP



Other Features:

* Alarm control
* Use alarm box to make alarm function
RS232/RS485 Communication, max 255 channels alarm input/output

* Automatic record when alarm start up
* It is able to control automatic record time when alarm start up
* Compatible with channels alarm output, can connect to light, bell, etc. alarm device
* Compatible with motion detection and alarm area settable
* Automatic record when motion detection start up then display the electronics map
* 2 CH real time monitoring
* Transmission network: PSTN/ISDN/LAN/ADSL/DDN
* Internet speed: LAN: 100F/S ADSL: 10-30F/S
* Software: professional DVR software
* You can turn up the brightness or contrast or hue or saturation
* Provides Effective surveillance over a large area
* Video motion detection: by software

Manufacturer and Origin: China