GW Security Inc GW9716LH Professional 16-Channel H.264 960H and D1 Realtime DVR with HDMI and VGA -  960 x 480 and 30FPS Recording (Black) 16 Channel H.264 video compression format; support 960H & D1 resolution HDMI output for better resolution New GUI,PTZ Control Multiple operation modes (Preview, record, playback, backup, network surveillance and Mobile monitoring) USB2.0 backup, upgrade and mouse operation *No HDD Installed