SinLoon RJ45 Splitter Adapter, RJ45 Female 1 to 2 Port Female Socket Adapter Interface Ethernet Cable 8P8C Extender Plug LAN Network Connector for Cat5, Cat5e, Cat6, Cat7 (1 Adapter) This adapter Advantage Design: A notebook in two different fixed position often back and forth use, this is a very trouble, the network cable to lead to broken. this rj45 1 to 2 ways RJ45 ethernet splitter help you do not have to pull back and forth cable.NOTE: This Ethernet splitter allows two computers to share one Ethernet line ONE AT A TIME, but it doesn't support both computer to connect onto the internet simultaneously. Easily convert your RJ45 connection in to two RJ45 sockets with this network splitter. Allow two computers to share high speed DSL, cable modem and Ethernet ports No router required Expand one RJ 45 outlet into two, standard 8P8C design.Please noted that only One port could be used at one time. this rj45 1 to 2 ways RJ45 ethernet splitter help you do not have to pull back and forth cable. As well as it can be used as an extension. It made of outstanding material with a stable transmission. It can compatible with Cat5, Cat5e, Cat6, Cat7.