Plug the USB Type-C end of the adapter into the USB Type-C port on your MacBook. Enables USB Type-C pass-through charging & three USB 3.0 (Type-A) port expansion for USB Type-C Laptops and Tablets. SuperSpeed data transfer rates up to 5Gbps backward compatible with USB 2.0/1.1.

Specifications:
· Interface: USB3.0 x3, Type-C Charging Port x1
· Chipset: VL813 (Hub) & VL100 (PD)
· Power Source: Bus-powered
· Transfer Rate: 5Gbps
· Dimension: 78x39.7x8.6 mm
· Material: Aluminum & ABS
· Weight: 38g
 
Features:
Premium Aluminum finish matches the look and feel of your MacBook. With Pass-Through Charging allows up to 3 USB3.0/2.0/1.1 devices to be attached to a host computer while simultaneously charging the host using its existing USB-C power adapter.