Welcome to our store Minisandcastle! Features: -This 2-to-1 RJ45 Splitter Cable Adapter increases the number of RJ45 network connections on an RJ45 outlet. -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. Specifications: Type: RJ45 Splitter Adapter Color: Red,Black,Blue Warm Tips: -Splitter Connector Adapter cable must be used in pairs for each installation, one on each end of the cable. -Cable and Splitter Can Be Use Individually. -Please make sure only ONE computer is ON at any one time. -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. -Please noted that only One port could be used at one time. Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.