Kensington SD2400T Thunderbolt 3 40Gbps Dual 4K Nano Dock - 85W PD - Win/Mac. Host interface: Thunderbolt 3, USB Power Delivery up to: 85 W. Ethernet LAN data rates: 100,10,1000 Mbit/s. Data transfer rate: 40 Gbit/s, HD type: 4K Ultra HD, Maximum digital resolution: 5120 x 2880 pixels. Compatible operating systems: Windows 10 or above; macOS 10.14 or above