With Tripp Lite's new Category 6 bulk, solid, gray plenum cable, you can stay ahead of the game with use of this high-speed cabling to distribute data voice and video. These cables deliver stable performance up to 550MHz. Each comes UL verified meets EIA/TIA Cat6 TIA/EIA- 568-b-2.1 draft 9 standards. Constructed with high-quality copper wire, near-end crosstalk levels are kept to a minimum. This 1,000ft. spool of bulk solid plenum cable makes industrial runs a snap for the do-it-yourself cable guy. General Cat6 patch cables are available in a variety of colors and sizes. Tripp Lite warrants this product to be free from defects in materials and workmanship for life.