Does an Ethernet splitter slow down speed?

This article summarises comprehensive info about ethernet splitter, their speed, and additional FAQ to help you choose the best hardware.

Ethernet Splitter Vs. Switch: The Difference And Which Makes Sense

Ethernet Splitter High Speed 1 to 2, RJ45 1000Mbps

RJ45 Ethernet Splitter Adapter, EEEkit USB to RJ45 Port Dual

Ethernet Splitter vs. Switch: What's the Difference?

networking - Will an Ethernet splitter work? - Super User

Ethernet Switch vs. Hub vs. Splitter: What's the Difference

30pc 1GB RJ45 Ethernet 1 to 2 Splitter 2 Device Simultaneous

CableGeeker Ethernet Splitter High Speed, 100Mbps

Ethernet Switch vs. Hub vs. Splitter: What's the Difference

Does Using A Splitter Slow Down The Internet? - Internet Access Guide

How do these Ethernet splitters work? : r/HomeNetworking

Gigabit Network Switch 1 To 2 RJ45 Connector Coupler for PC Laptop