Lenovo ThinkSmart SmartDock, Wired, USB 3.2 Gen 2 (3.1 Gen 2) Type-C, 100,1000 Mbit/s, Black, 3840 x 2160 pixels, 60 Hz Lenovo ThinkSmart SmartDock. Connectivity technology: Wired, Host interface: USB 3.2 Gen 2 (3.1 Gen 2) Type-C. Ethernet LAN data rates: 100,1000 Mbit/s. Product colour: Black, Maximum digital resolution: 3840 x 2160 pixels, Maximum refresh rate: 60 Hz. Power source type: AC, Power consumption (max): 135 W. Width: 257.6 mm, Depth: 164 mm, Height: 49.5 mm