Ethernet splitter

Ethernet-splitter

DeLock RJ45 Port Doubler Ethernet 100Base-TX splitter 15 cm

TP-Link EH310 1 to 3 Gigabit Ethernet Splitter

StarTech.com VS424HD4K60 4x4 HDMI Matrix Switch with Audio and Ethernet Control - 4K 60Hz Video - Rack Mount HDMI 2.0 Splitter with Remote