A4B3Kit 2MP 4CH 1080P CCTV Security Camera System AHD DVR Surveillance Kit, Support Night Vision / Motion Detection(White) Game Accessories easy to read values of

easy to read values of dissolved oxygen and temperature even in dark or strong light environment

MP3 decoding

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Memory function and intelligent design:

A4B3Kit 2MP 4CH 1080P CCTV Security Camera System AHD DVR Surveillance Kit, Support Night Vision / Motion Detection(White) Game Accessories easy to read values ofIntroduction 1. Support 4CH 1080P 1HDD AHD DVR 2. Optional 4x2MP AHD Camera(6x42 IR LED,IR distance 20m) 3. Compression algorithm ideal: H. 264+++ compression algorithm,50% decrease of stream due to advanced space time filtering technology. 4. Playback quality: supports full real time encoding video, full real time playback of multi channel synchronous decoding. 5. Main and sub stream: main stream and Sub stream encoding. Main stream for local