Clip-Type USB 3.1 Gen1 5Gbps Hub Expand one USB-A Port to Get Access to 2 USB-A Ports (5Gbps), USB-C Port and SD/TF Card Reader Slots All USB Ports and Card Reader Slot Suppot Data Transfer Speed Up to 5Gbps (USB 3.1 Gen 1 Specification) Mountable USB Hub Designed with Adjustable Screw Allow You to Mount Monitor-Edge and Desk-Edge Thickness from 0.39 to 1.18 inches (10-30mm) Extra USB-C Power Port Equipped Allow You to Connect High Power USB Devices Come with 4ft. (1.2 Meter) USB 3 Cable Aluminum Alloy Material Shell