Use the Erwent 3 Port USB 3.0 Hub With Gigabit Ethernet to expand the amount of USB-A ports on your laptop or PC. This way, you always have room to connect your peripherals. Connect your USB flash drive or connect your keyboard via one of the USB-A 3.0 ports. You can also use the hub for USB-A 2.0 ports. The Ethernet port is the solution to establish a cabled internet connection on laptops and desktops without a fixed Ethernet port.