Belkin F4U110bt - The Thunderbolt 3 Dock Core; Fast, high-definition, powerful, and now, versatile. The Thunderbolt 3 Dock Core offers universal compatibility to bring the benefits of Thunderbolt 3 technology to both Mac and Windows laptops. 40 Gbps transfer rates, 60W power upstream charging, dual 4K 60Hz monitor support, and multiple ports for peripherals offer the ultimate desktop solution. The dock connects to any Thunderbolt 3 laptop through a tethered Thunderbolt 3 cable. The small footprint delivers the flexibility of an expanded desktop without taking up too much space.