Get blazing speed. This cable is tested to 550 MHz. Guaranteed to meet or exceed ANSI/TIA/EIA-568-C.2 Category 6 and ISO/IEC 11801 Class E requirements. Ideal for Gigabit Ethernet, VoIP, digital video and audio, and other high-performance networking applications. Cross-member design for strength and performance. Features flame-retardant PVC, low-smoke jacket and FEP insulation. Cable is marked in two-foot increments so you always know how much you have left in the pull-box. UL® 444 Listed. This cable is the real deal: genuine and guaranteed for life. You can be confident that you'll get top network and safety performance in every run. This cable is part of our ETL Verified solution and is tested four times a year. It also meets all safety codes and regulations and is UL Listed. For more information on counterfeit cable, see Resources below.