Surveillance DVR supports SATA hard drive, 4 to 16 channel inputs, great wholesale prices from China

China surveillance DVR supports 500GB t 1.5T SATA hard drive, 4 to 16 channel inputs, great wholesale prices from China. Suitable for bank, supermarket, gas station, store, home, office, warehouse, factory... etc. Users can build up surveillance system and get it work instantly without technology puzzle.