This RJ45 Ethernet network keystone coupler allows you to easily add rj45 ethernet to any standard keystone wall plate, surface mount box or patch panel. The snap-in RJ45 Ethernet network connector jack is simple to install and provides you with a robust female to female in-line rj45 cat6 connector coupler. CAT6 Keystone inline Coupler for voice, home networking, home office, audio, video and more Double female cat6 keystone can be used with Cat.6, Cat5, CAT5e Ethernet cables. Quick snaps in installation and easily fits standard keystone wall plate, patch panel or surface box; Compatible with nearly all keystone style wall plates. Gold plated contacts and easy snap-in retaining clip ensure a secure and corrosion free connection; This 8P8C female to female Ethernet coupler keystone jack is backwards compatible with Cat5e network Colour:White Material:Plastic + copper needle Package Contents: 40 x ethernet coupler