... -7008V System Main Processor High performance embedded microcontroller Operating System Embedded LINUX System Resources multi-channel real-time ... 1/4 screen; 1/4/8/9/screen Video Video Standards PAL(625 line,50 f/s) ... &Backup Space Occupation Audio:28.8MB/H Video:25~450MB/H Video storage Hard disk, , and net Backup ... burn, mobile Hard disk and USB burn Interface Video Input 4channel, BNC, 1.0Vp-p,75Ω ...