... operation: live, record, playback, backup, network transmission, mobile phone surveillance. Support backup with USB Flash Disk, Movable ... Dome CCD Camera, IR Waterproof Camera, Box Camera, Mini Camera, Hidden Camera, Zoom Camera, PTZ High Speed ... alone DVR Recorder production line contains: 4/8/16 channels 3G Stand Alone DVR, H.264 DVR, CIF DVR, D1 DVR, Combo DVR, DVR Kits 4CH H.264 Compression dvr