StarTech.com Conference Room Docking Station - Universal Laptop Dock - 4K HDMI, 60W Power Delivery, USB Hub, GbE, Audio - In-Table Connectivity Box For Huddle/Boardroom Collaboration Space. Maximum resolution: 3840 x 2160 pixels, Maximum refresh rate: 30 Hz. Ethernet interface type: Fast Ethernet, Gigabit Ethernet, Networking standards: IEEE 802.3, IEEE 802.3ab, IEEE 802.3u, Data transfer rate (max): 5 Gbit/s. Product colour: Black, Housing material: Aluminium, LED indicators: Power. Input current: 2 A, AC adapter input voltage: 100 - 240 V, AC adapter output voltage: 20 V. Width: 145 mm, Depth: 100 mm, Height: 115 mm