Amcrest AMDV960H8-4B4D 960H 8CH Video Security System Bundle with 4 x 800 + TVL Bullet Cameras, 4 x 800+ TVL Dome Cameras, 960H 8-Channel DVR, Hard Drive, Cables and Power Supplies 8 High Resolution 800+ TVL IP66 Heavy-Duty Metal Weatherproof Bullet/Dome Cameras for Excellent Video Quality and Clarity. View and Record in Widescreen with Remote Viewing on iPhone, iPad, and Android devices (with included Amcrest Link app). Pre-Installed 1TB Hard Drive (expandable up to 4 TB) for 6 Days of Continuous Recording at Highest Resolution. Longer Recording Times Up to 30+ Days Available with Use of Motion Detection and/or Lower Resolution Settings. USB backup feature for peace of mind, IP66 heavy-duty metal indoor/outdoor heavy duty metal weatherproof cameras, and powerful IR-LED night vision. All systems CE & FCC certified with UL compliant power supplies. Guaranteed for a Full Year from purchase with US Support and US Warranty offered exclusively by Amcrest