ADVANCE PROTECTION The 4 port USB 3.1 hub protects your device with advanced ESD protection. Built in Surge protection gives you safety and insurance that your connected devices will be protected. SUPER FAST SPEEDS This 4 port USB hub is 3.1 compliant guaranteeing super-fast speeds data transfer speeds of 5Gbps. Supporting Super-Speed, High-Speed, and Full-Speed which allows it to be backward compatible for USB 2.0/1.1.