Aluratek USB hubs come in 4-port, 7-port or 10-port configurations allowing for easy expansion and addition of USB devices to your laptop or PC. High-speed USB 2.0 with data transfer rate up to 480 Mbps is 40 times faster than USB 1.1, letting you make backups and access your content faster. SuperSpeed USB 3.0 offers up to 5Gbps--10X faster than USB 2.0