Aukey USB-C to 4-Port USB 3.0 Gen 1 Aluminum Hub bridges the gap between USB-A and USB-C to connect older devices to your new USB C laptop. The lightweight design feature is an ultra-thin form factor with minimal weight, this hub is ideal for home, office, or anywhere you go. Turn a single USB C port into four USB 3.1 Gen 1 (USB 3.0) data ports with data transfer rates up to 5Gbps. Improved circuitry provides comprehensive EMI (electromagnetic interference) and ESD (electrostatic discharge) protection.