BLACKMAGIC - multiviewer 16 Auto-detect (SD/HD/3G/6G) video inputs (loop through) every combination, input ext sync, out 2x HD-SDI, 2x6G-SDI and 1x HDMI UltraHD, RS232 for third part interfacing devices. Power supply 12V included. Dimensions 1RU, 44.5cm (17.5") L x 50cm (19.7") P