USB Extender, iGreely USB Ethernet Adapter up to 150ft, USB 2.0 Network Adapter USB to RJ45 Wired Lan Extension Extender Adapter Over Cat5/Cat5e /Cat6 Cable: Amazon.co.uk: Computers & Accessories
Amazon.com: DriverGenius NT50 USB 2.0 Ethernet Extender Over Cat5e/Cat6/CAT7 - USB Network RJ45 Extender Repeater up to 165ft (50M) Compatible for Win/Mac/Ubuntu (Driver Free Version) : Electronics