Micro Connectors Shielded CAT 6A RJ45 Inline Keystone Coupler This particular inline keystone coupler is good for connecting two patch cables and will mount in keystone wall plates or patch panels. The two RJ-45 modular jacks feature gold connectors to prevent corrosion ensuring a longer cable life and a housing design which enables high-density mounting. This product works with T568A and T568B wiring and exceeds performance standards' requirements. No termination needed with this shielded snap-in type CAT 6A keystone in-line coupler. From the server room/closet to any room in your home or office where network connectivity is desired these keystones are a great option.