ZUZONG Gigabit RJ45 Coupler
RJ45 Coupler, perfect designed to solve a great extended solution by connecting 2 short network cables to a longer one.
Made of high quality environmentally friendly PVC material, with high impact resistance, heat and low temperature resistance etc. advantages. Interactive snap-in buckle design, firm and reliable connection.
8 core pure copper gold-plated conductor, steady signal transmission, superior contact and transmission performance, provides powerful guarantee to high speed data transmission.
Thickened PCB Board, Metallic Shielded,Robust and Durable.
Compatible with Cat-5, CAT-5e, CAT-6,CAT-6a and CAT-7 CAT-8 Ethernet cords.

Package Contents:
2 x RJ45 Couplers

Note:
Can not use with a keystone jack.
It is not for a phone cable, but for an Ethernet cable.
They are only compatible with RJ45, NOT compatible with RJ11.