Analog / HDCVI / TVI / AHD supported video standards, H.264+ / H.264 compression, support 2 streams 960h real time recording, 720p / 1080N-12k / HDMI / VGA video outputs, 1 SATA HDD up to 6 TB storage, 2-USB, RS-485, smart search and video analytics IVS, long transmission distance over coax cable.