USB type-C cable is a 24-pin USB rotationally symmetrical connector. 2. USB Type-C cables could be compatible with USB 2.0, USB 3.0, and USB 3.1 (Gen 1 and Gen 2), with the version number defining function and speed. USB 3.2 and USB 4 standards were also introduced within days of each other. USB 2.0 offers a theoretical transfer speed of up to 480Mbps. USB 3.0 and USB 3.1 Gen 1 ups that to 5Gbps and USB 3.1 Gen 2