1. support four-channel cameras with high resolution
2. Each channel of camera can work with particular alarm detectors, one channel doesn´t influence other channels
3. With wireless alarm function (need work with ARS)
4. Video distribution function ( with two cables, one cable links with camera, the other one link with DVR), no influence to DVR video recording
5. Video recording when alarm gets triggered or all-day recording programmable. (4G card can support sonstant recording for 10 hours)
6. Remote download or display the video recording in SD card
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