This is a cat6 keystone coupler green Panel Mount connector.
It has 2 female cat6 RJ45 connectors for the purpose of connecting 2 cat5e or cat6 patch cables.
They are usually used for data and voice.
Although it’s cat6 it is backward compatible with cat 5e.
The keystone coupler snaps into any of our wall plates or blank patch panels.
These cat6 couplers will work with all Lex Tec cat 6 and cat 5e patch cables.