The Belkin Thunderbolt 3 Dock Core with Thunderbolt 3 Cable F4U1100 in black is a versatile docking station compatible with universal brands and laptop sizes, including the MacBook Air 13" M1 and MacBook Pro 13" M1. Made of durable aluminum and featuring passive cooling, this dock provides multiple ports such as Thunderbolt 3, Audio Out, and USB 3.0 for easy connectivity. With its anti-slip design and built-in USB port, the Belkin Thunderbolt 3 Dock Core offers convenience and efficiency for expanding your laptop's capabilities.