Connect and power with a single cable using the Belkin B2B151tt Thunderbolt 3 Express Dock HD. Now, 1 compact port provides Thunderbolt 3 data transfer rates and optimum notebook charging with a single cable. Daisy chain up to 5 additional Thunderbolt devices from the dock. It's compatible with Thunderbolt 3 (USB-C) enabled Macs running Mac OS Sierra or later. Please note that the Thunderbolt 3 Express Dock HD is not PC compatible.