Kensington SD4000 Universal USB Docking Station — Black, Wired, USB 3.2 Gen 1 (3.1 Gen 1) Type-A, 3.5 mm, 10,100,1000 Mbit/s, Black, 3840 x 2160 pixels Kensington SD4000 Universal USB Docking Station — Black. Connectivity technology: Wired, Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-A, Headphone connectivity: 3.5 mm. Ethernet LAN data rates: 10,100,1000 Mbit/s. Product colour: Black, Maximum digital resolution: 3840 x 2160 pixels, Cable lock slot type: Kensington. Width: 195 mm, Depth: 85 mm, Height: 27.5 mm