StarTech.com 4PORT-8K-HDMI-SWITCH. Video port type: HDMI, USB port type: Micro-USB. Material: Metal, Product colour: Black, Maximum operating distance: 5 m. AC input voltage: 100 - 240 V, AC adapter input current: 0.3 A, AC adapter output voltage: 5 V. Width: 61 mm, Depth: 136 mm, Height: 14 mm. Package width: 123 mm, Package depth: 179 mm, Package height: 50 mm