The USB-C multi-adapter gives you 2 USB Type-A ports for additional peripherals and 1 USB Type-A port with BC 1.2 to fast-charge your mobile device. USB-C 3.0 provides charging power to the connected devices as well as data transfer USB 3.1 Gen 1 provides up to 5 Gbps transfer speed, which is 10x faster than USB 2.0 Direct access to SD & microSD memory cards for data storage and transfer The JCD383 is perfect for small workspaces, home offices and for on-the-go!