1.Cat6 UTP Keystone Jack 2.CE,UL,ETL,3P, ISO 9001,UKAS 3. ... 25 years quality assured 4.To be the BEST keystone jack supplier 1) Overview:1. Housing: high temperature thermoplastic.2. ... 3u" to 50u" gold plating.3. Available in Cat5e or Cat6, T568 A, T568 B wiring. Meet every cabling requirement. ... .6. High reliability and superior performance. 2) How to wire keystone jack3) Factory rj45 cat6 modular jack