Features: Designed for USB device such as keyboard, mouse, U disk and USB Hub. Support WIN XP/7/8/MACOS System; It can support HDMI-compatible, VGA, DP1.2 port; Product Function: expand 2 ports USB3.0 Interface; Product Interface: USB3.1/3.0 for USB2.0, USB1.0; Specifications: Material:Plastic Color:Black Length:Approx.19.7cm/7.76in Product Interface: USB3.1/3.0 for USB2.0, USB1.0 Product Function: expand 2 ports USB3.0 Interface Support System: WIN XP/7/8/MACOS Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x USB C Male to Dual USB Female Cable