Extendable DVR Hybrid Capability 4-in-1 720p OR 1080P 16 Channel DVR Recorder, with self-adaptive technology, it supports 4 kinds of camera models: 960H Analog, 720P/1080P AHD, 720P/1080P TVI and CVI. It allows you add 8 more different cameras on your own, you can totally customize your unique ZOSI Security System. Please note:This system do not ...