<p>1. Reversible USB-C\/Type-C connector design (plugs in both ways) allows you to conveniently connect cable in any orientation</p> <p>2. Supports up to 8 USB devices: 4 Port TYPE C + 4 Port USB3.2 GEN2</p> <p>3. 4 external USB-C + 4 external USB3.2 GEN2 Type-A female connectors.</p> <p>4. Supports simultaneous operation of multiple USB 3.2\/2.0\/1.1 devices.</p> <p>5. Can be used normally without external power supply.</p> <p>Each TYPE C port can support 2A high current output, and each TYPE-A supports over standard 900MA to 1A current output.</p> <p>Premium material and workmanship, high quality and long lifespan.</p> <p>Bus Type:PCIE X4, Compatible PCIE X4\/X8\/X16</p> <p>Main Chips:ASM3142+VL822+VL822</p> <p>Output interface:TYPE-A*4 + TYPE-C*4</p> <p>Interface specification:USB3.2 GEN2</p> <p>Product Rate:10Gbps+10Gbps (total 20Gbps)</p> <p>Support size:full-height baffle\/does not support small chassis</p> <p>Support System:for 7\/10\/11, Linux OS. (WIN7 need install the usb card driver And the speed is slow. It is recommended to use on systems above 10)</p> <p>About Description:</p> <p>When used alone, a single port can theoretically achieve a speed of 10Gbps.</p> <p>When 4 USB-A ports are used simultaneously, they share 10GB, and when 4 USB-C ports are used simultaneously, they share 10GB!</p> <p>Colour:Black</p> <p>Material:PCB+Metal</p> <p>Package Contents:</p> <p>1 x USB3.2 GEN2 TYPE-A*4 + TYPE-C*4 PCIE Card</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>