This RJ45 Ethernet network coupler allows you to add rj45 ethernet to any standard wall plate, surface mount box or panel. The snap-in RJ45 Ethernet network connector is simple to install and provides you with a female to female in-line rj45 cat6 connector coupler. CAT6 inline Coupler for voice, home networking, home office, audio, video and more Double female cat6 can be used with .6, Cat5, CAT5e Ethernet cables. Quick snaps in installation and fits standard wall plate, panel or surface box; Compatible with nearly all style wall plates. Gold plated contacts and easy snap-in retaining clip a secure and corrosion free connection; This 8P8C female to female Ethernet coupler is backwards compatible with Cat5e network Colour:White Material:Plastic + copper needle Package Contents: 20* ethernet coupler Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.