... Multiplex operation: live, record, playback, backup, network transmission, mobile phone surveillance. Support backup with USB ... Moved Hard Disk,USB Writer,Network Network Transmission 4 Channels real-time Network transmission with CIF resolution ... CCD Camera, IR Waterproof Camera, Box Camera, Mini Camera, Hidden Camera, Zoom Camera, PTZ High Speed Camera, Wireless CCTV Camera,IP CCTV Camera.Update ...