D-Link Systems DNR-312L mydlink NVR with HDMI Output (Black) View, record and play back video from up to nine D-Link network cameras HDMI output allows NVR to display on HDTV or monitor Drive bay accepts up to 4TB hard disk (hard disk not included) USB port for mouse and USB port for optional video archiving -enabled for remote web and mobile app viewing with Record always, by schedule, or only when camera(s) detect motion