Buy on Amazon : br br Night Owl Security L-DVR4-5GB 4-Channel 960H DVR with 500GB Hard Drive HDMI and Free Night br br 4 Channel L Series DVR with Pre-installed 500 GB Hard Drive and HDMI Output br 960H Recording Resolution 960 x 480 br Free Control Management Software and Free Night Owl Lite App for Smartphone integration br PC and Mac Compatible br Motion Activated Recording with Email Alerts