Features Startech HB30CM4AB- 4 port USB-C hub (USB 3.1/3.2 Gen 1 SuperSpeed 5Gbps) USB-C host to 4x USB-A; Bus-powered USB Type-C hub with up to 15W shared with all downstream devices Supports mice/web cams/headsets/storage devices; 2.5cm attached host cable with hideaway cable management; Long host cable ideal for USB-C/Thunderbolt 3 laptops on riser stands or 2-in-1s (Surface Pro 7/Book 3/iPad Pro/Air); Lightweight/portable durable USB-C to USB adapter hub; OS independent Works w/ USB 3.0/2.0; Specifications Connector: 4 Port USB-C; Weight: 0.3 lbs;.