RJ45 Coupler, RJ45 Straight Coupler Connector RJ45 Cat5e Straight all 8 Pins Connected, Ideal for Linking Cables to Make a Longer Cable Network Ethernet Lan RJ45 CAT5 CAT5E Extender Plug Allows You to Plug Ethernet Cables into Both Sides 10 x RJ45 Female Connector This couple is used for joining two Network Cable with RJ45 plug. Allow for the joining of two short cables in order to extend the length of your need without buying an extra one. Female to female connection. It can also be used as a cable gender changer. Easily and convenience to use. Great for networking testing or other possible networking solution. RJ45 module Female to Female Coupler. Great for connect two short cat5 or cat5e cable to larger cable. All eight contacts are wired. Standard RJ45 8P8C socket.