MOTONG RJ45 Splitter Adapter 1 to 2 Dual Female Port CAT 5/CAT 6 LAN Ethernet Socket Splitter Connector Adapter Please note that it cannot be used to split a port on a router or a modem Easily convert your RJ45 connection in to two RJ45 sockets with this network splitter This RJ45 Splitter Adapter allows you to comfortably increase the number of RJ45 network connections on an RJ45 outlet RJ45 Splitter Don't Allow two computers to share high speed DSL, cable modem and Ethernet ports at same time MOTONG Lifetime Warranty and don't worry about the problems once you order the product