Startechcom usb 30 to gigabit ethernet adaptors startechcom usb31000sa you can gain fast reliable network access for your macbook chromebook8482 or tablet even if it doesnt have an ethernet port with this usb 30 to gigabit network adaptor from startechcom this adaptor adds a single rj45 ethernet port to your computer through your usb 30 port instantly with no driver requiredengineered with a quality aluminium housing in a silver finish this usb network adaptor is the ideal lap