This USB cable is for connection between USB Devices with USB-C socket (E.g. Newer laptops, Smartphones) the a USB Host (e.g. USB Hub, computer or a wall plug with USB input. Data transfer rate up to 5 Gbit/s.

For super-fast synching and charging at up to 10 W

SuperSpeed data transmission up to 5 Gbps - 10 x faster than USB 2.0
Backwards compatibility to USB2.0 and 1.1