AUKEY USB C Hub in Aluminum with 4 USB 3.0 Ports, Ultra Slim USB C Adapter for Macbook Pro 2017/2016, Google Chromebook Pixel, Samsung S9/S8, and more Convenient Connection: This hub bridges the gap between USB-A and USB-C to connect older devices to your new USB C laptop Easy Expansion: 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 Dual Protection: Improved circuitry provides comprehensive EMI (electromagnetic interference) and ESD (electrostatic discharge) protection for more reliable performance Slim & Lightweight Aluminum Design: Featuring an ultra-thin form factor with minimal weight, this hub is ideal for home, office, or anywhere you go Package Contents: AUKEY CB-C62 USB C to 4-Port USB 3.1 Gen 1 Hub, User Manual, 45-Day Money Back Guarantee and 24-Month Product Replacement Warranty Card