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DVR (Digital Video Recording) is a new style of recording system that changes the signal of analog images in CCTV (Closed Circuit television) cameras into digital data. DVR compresses and retrieves the recorded images through the international code of H.264 so that it can display clear and crisp images. This way DVR can be said as the heart of CCTV Recording System.
DVR Features And Specifications
Embedded Linux OS
DaVinci DSP hardware compression
H.264 video compression algorithm and each channel can be real time (PAL is 25FPS and NTSC is 30FPS).
Support multi-zone motion detection.
Support view tampering alarm function for spiteful camera block.
Support mask function to mask sensitive area.
Support video signal loss alarm function.
Support position configurable OSD&LOGO.
Support both constant bit rate and variable frame rate.
Support dual stream and the sub stream can support CIF/QCIF
1 IDE interface for 1 HDD.
The HDD can be supported 2000GB maximum.
Support HDD S.M.A.R.T function. Support FAT32 file system.
Support many record mode: all time record, motion detect record, external alarm record, motion & alarm record,
motion | alarm record, manual record.
Support cycle and non-cycle record mode.
Support USB flash disk, USB hard disk and USB CD/DVD for backup.
Preview & Playback function:
Support one composite video output and one spot video output
Support one VGA output.
Support one channel playback.
Support playback fast, slow, pause, forward, backward, frame by frame, etc.
Use define preview layout.
Support TCP, UTP, RTP, Multicast, DHCP, etc.
Support ADSL (PPPoE) dialup function.
Remote parameters setup.
Remote playback, download the recorded files in DVR.
Remote upgrade DVR firmware.
Remote control PTZ.
Support Internet Explore for network control
Remote get alarm information of DVR.
Support network voice talk.
Support PTZ local and remote control.
Support multi-lever user management.
Support local and remote search log function.
Automatically recovery from exceptions leads to high reliable.
Provide SDK and demo source code to shorten the application development time
SMPS Power Supply
Terminators and Connectors
Make - NEXUS
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