Opterna category 5e unshielded jacks are designed and manufactured to meet and exceed the current and future requirements for high bandwidth networks and are a critical component within the structured cabling system. Opterna keystone jacks are highly reliable and deliver optimal network performance. The jack forms part of the faceplate as well as part of the modular patch-panel. Clear wire retaining caps are supplied which provide additional cable strain relief. The keystone jacks are color coded for both 568A and 568B standards and can be terminated using a standard 110 termination tool.