USB 3.0 Hub 3 Ports help protect the USB port on your PC or computer by adding two additional USB ports. Support Both Earphone and Microphone 3.5mm audio port Support sole earphone connection or earphone, microphone simultaneous connection. Cable for Original-Sound PC and speaker connection, stereo sound effect and anti-interference Mouse and Keyboard Connection 3-Port USB Expansion Support flash disk, mobile HDD, mouse, keyboard, etc USB 3.0 port 5Gbps theoretical speed, photo/large files within reach Name:3-Port USB 3.0 HUB Mix Sound Card with Power Supply Interface :-plated Transmission Speed:5Gbps Rated power supply:5V==2A Conductor:Tinned Copper AWG:24+30AWG OD:4.8mm (The product printed words depending on the batch, but this does not affect use) Specification:B:Type-C Color:As Shown Material:plastic Package Contents: 1 * USB 3.0 Hub Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.