RJ45 Modular In-Line CouplerExtend the length of Category 5, Category 5e, or Cat 6 cables with this In-Line Network Coupler. This coupler offers outlets on both sides for the modular plugs on your cords to plug into. This coupler is a simple, inexpensive solution for anywhere you need that extra cord length. The RJ45 has eight conductors which is used for networking and some business telephones.While not rated for Cat 5/Cat6 a data transfer, Use with Cat5, Cat5e & Cat 6 cablesCompatible with all brandsSimple plug-in designStraight through configuration