USB 3.1 Type C data and charging Extension cable, which is used to extend the use distance and protect the original type-c interface on laptop, smart phones, other Type-C Device USB 3.1 Gen2 10Gbps Type-C Extension Cable: Supports data transfer speed up to 10Gbps, 20V 5A PD charging, as well as Audio and 4K Video Signal. This USB-C Extension Cable are produced by 100% Coppery Core, offering three layers of protection to the cable core. Constructed with double braided nylon cord over a tinned and copper braided layer, and an aluminum mylar shield, as well as TPE fixed wire connectors, as well as Aluminium-alloy Connector shells, ensures it's Durability and Reliability Wide Compatibility: USB C Extension Cable can be Compatible with Thunderbolt 3 and most USB-C devices: Macbook Pro, Google Chromebook Pixel, compatible with Nintendo Switch, Nexus 5X 6P, Nokia N1 Tablet, Lumia 950 950XL, compatible with Dell XPS 13, Surface Go, compatible with Samsung Galaxy S10+, etc. Please Note: This USB C Extension Cable can NOT support compatible with Apple Multi-Media Adapter or compatible with Dell Thunderbolt Docking Station because there is no unified-standard on early USB Type C devices. Please Note: Please just flip the female connector of the extension cable to try if it can not work when connecting an USB 2.0 peripherals (such as a mouse, keyboard) to Macbook with this USB-C 3.1 extension cable