Amazon.com: RJ45 Ethernet Splitter Cable, Sartyee RJ45 Y Splitter Adapter 1 to 3 Port Ethernet Switch Adapter Cable for CAT 5/CAT 6 LAN Ethernet Socket Connector Adapter Cat5 Cat6 Cable - ONE
Amazon.com: Cable Matters USB to 4-Port Gigabit Ethernet Switch for Network Sharing with TV, Laptop, Gaming Console (USB Ethernet Splitter, USB Network Switch, USB to Ethernet Adapter, USB Gigabit Switch) : Electronics
Internet connection (with a wired connection) | Nintendo Switch Support | Nintendo