Tmezon 4-Channel HD-TVI H.264+ 4in1 1080p Video Security System DVR and (4) HD-TVI 1080p Varifocal 2.8-12mm Zoom Lens Bullet Cameras Type: Embedded DVR Camera Type: Analog Camera Video Input: BNC x 4 Video Output: 1 x VGA, 1 x HDMI Audio Input: RCA x 1 Audio Output: RCA x 1 Resolution Display: 1080P Max Resolution: 1080P (1920 x 1080)