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