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GW Security VD2C4CH891CVI 4-Channel 1080p Preview 720p Realtime Varifocal Zoom Night Vision
High Definition 4 Channel HDCVI HDMI VGA DVR with Pre-installed 500GB Hard Drive
2 720p High Resolution OutdoorIndoor Varifocal 28mm-12mm Cameras 1280H720V up to 82 feet for Night Vision
Support IE browser and mobile surveillance by phones with Andriod Balckberry WinCE Symbian and iPhone
1080P Preview720P Realtime Recording and HDMI Port for High Resolution Viewing options
1 Year Warranty and Free Life Time Tech Support From USA