Clarity Modular patch cord are ETL third party tested and verified to TIA/EIA 568B.2-1 Category 6 component specifications: Ensures Category 6 component performance. Each cord is factory tested: Ensures every cord shipped meets Category 6 component specifications. Center tuned technology: Elevates the performance of Clarity 6 connector union. Paralign 2 pair-positioning technology: Maintains pair integrity through the plug termination allowing mating hardware to be designed/tuned to these cords. Snagless plug design: Protects plugs when pulling through pathways or cable managers. Premium conductor cordage: Reliable performance and durable cord life. Compatible with both T568A and T568B wiring: Provides universal wiring ability. Improved signal to noise ratio: More transparent signal path is field measurable in a link or channel. Backwards compatible to Category 3, 5, and 5e: Supports lower category installations and components.