Motion detection; Audio& Video;Can use IR remote operate DV280;Support upto 2GB SD card;Can connect two cameras simultaneously ... 4. if the object is immobile or object stops moving, DV280 will not record or stop recording;5. Support upto 2G ... lost after power off;13. Can use IR remote operate DV280;14. The video file name by Date save by ... input wire (for camera)One manual IR Remote DVR DV280 hot sales