RJ45 1×2 Ethernet Connector Splitter
RJ45 12 Ethernet Connector Splitter.Features    Convert and increase your Ethernet connections from 1 to 2 sockets    Allow two computers to share high speed DSL, cable modem and Ethernet ports    Convert a single RJ45 outlet to two RJ45 sockets easily    8 wire RJ-45T adapter, parallel wiring    Connector: 3 x RJ45 female    NOTE: This Ethernet splitter allows two computers to share one Ethernet line, but it doesn't support both computer to connect onto the internet simultaneously