1、Made from high-strength metal material with fine workmanship, compact and delicate. 2、Add 3 USB 0 ports and 1 ethernet port to your laptops, downward compatible with USB0 / USB 3、3 High Speed USB 0 ports to connect all devices such as your flash disks or camera or a USB cable for both syncing and charging. 4、Get reliable, fast access to the web at speeds of up to 1 Gbps through the Ethernet port. 5、Low power consumption and power supply by USB port without external source of power. Description: This USB Hub Network Adapter is small and compact with high-strength aluminum casing. It adds 3 USB 3.0 ports and 1 ethernet port to your laptops, enabling data transfer up to 5 Gbps and a 10/100/1000M hard wired network connectivity. High speed Ethernet networks allows for larger downloads without interruption, you can transfer an HD movie in seconds with it. Features: Made from high-strength metal material with fine workmanship, compact and delicate. Add 3 USB 3.0 ports and 1 ethernet port to your laptops, downward compatible with USB 2.0 / USB 1. 1. 3 High Speed USB 3.0 ports to connect all devices such as your flash disks or camera or a USB cable for both syncing and charging. Get reliable, fast access to the web at speeds of up to 1 Gbps through the Ethernet port. Low power consumption and power supply by USB port without external source of power. Specifications: Color: Silver Material: Aluminium Alloy Size: Approx. 95 * 28 * 17 mm / 3.7 * 1.1 * 0.7 inch Interface: 1 * RJ45, 3 * USB 3.0 USB 3.0 Transmission Speed: Up to 5Gbps RJ45 Network Speed: Up to 1Gbps Compatible OS: Windows XP/7/8/10, Mac OS Package Weight: About 50g Package List: 1 * 3-Port USB 3.0 Hub Ethernet Network Adapter (Other items in the pictures are not included.)