DELL WD15, Wired, USB 3.2 Gen 1 (3.1 Gen 1) Type-C, 3.5 mm, USB Type-A, 10,100,1000 Mbit/s, Black DELL WD15. Connectivity technology: Wired, Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-C, Headphone connectivity: 3.5 mm. Ethernet LAN data rates: 10,100,1000 Mbit/s. Product colour: Black, Cable lock slot type: Kensington, Brand compatibility: Dell. Power supply: 130 W, Power supply type: External. Width: 154.9 mm, Depth: 109.2 mm, Height: 21.1 mm