ATEN VM5404H. Video port type: HDMI, Video in: 4 x HDMI Type A Female (Black), Video out: 4 x HDMI Type A Female (Black). Material: Metal, Product color: Black, Maximum refresh rate: 60 Hz. AC adapter input voltage: 100 - 240 V, AC adapter frequency: 50/60 Hz, AC adapter input current: 1 A. Width: 17" (432.4 mm), Depth: 10.3" (262.3 mm), Height: 1.73" (44 mm). Sustainability certificates: RoHS