Amazon.com: Cable Matters USB 3.1 to 4-Port Gigabit Ethernet Switch (USB to Gigabit Ethernet Adapter) for Laptops and Switch Gaming Console : Electronics
4-Port Gigabit Ethernet to USB3.1 Gen1 Adapter w/Mounting Kit
Fiber Transceiver 4 Port Ethernet Transmission & 2-Port Optical Fiber Switch SM | eBay