... system, which combines video and audio compressions,GPS,black box,mass storage hard disk. Widely used for security and surveillance ... in the domain of Mobile,Steamship,Train,etc.Feature:· Embedded Linux system· MPEG2/MPEG4 ... 1.0-2.2vp-p , Impedance: 600ΩReal-time surveillance : PAL: 50 fps , NTSC: 60 fps , ... W)x223(L)x42(H)mm 4 channel HDD DVR with power supply for cameras