ETL verified to TIA Category 6 component spec: Ensures component performance. Center tuned to Clarity 6 patch cords: More transparent mated union. Universally wired 110 termination: Supports T568A and T568B installs. New IDC housing: Handles larger Category 6 conductors. Supplied rear cable management: Supports good cabling practice. High density design: Maximizes rack utilization. RoHS compliant: Lead free.