Amazon.com: Cat 8 Ethernet Cable, GLANICS Outdoor&Indoor 5 ft Internet Lan Cable, High Speed Network Cables with Rj45 Connector for Router, Modem, Switch, Gaming, Xbox, PS5, PS4 (Black) : Electronics
ethernet - RJ45 Cable only has 4 wires - Network Engineering Stack Exchange
RJ45 Pinout Wiring Diagram for Ethernet Cat 5, 6 and 7 - Satoms
Why are there 8 wires in Ethernet cable? - Quora
Cat5 Wiring Diagram: A Complete Tutorial | EdrawMax