This bulk Cat6 cable delivers reliable Gigabit network connections, which ensures high-performance capability for your demanding Ethernet applications. The Cat6 cable is riser rated for in-wall installations. Riser Rated This Category 6 cable has been tested for CMR riser installations, and is ideal for in-wall, between floor and elevator shaft cable runs where CMR fire rating is required. 100% copper for outstanding value Each of our cables is manufactured using high-quality copper conductors and they are carefully constructed and tested, to keep Near-End Crosstalk (NEXT) well within acceptable limits. 23-gauge wire for high-performance network connection Ensure high-performance capability for your demanding Ethernet applications, such as Power-over-Ethernet and 4K or 1080p video streaming, using cables that include 23 AWG copper. The WIR6CMRBK delivers reliable performance and is backed by our Lifetime Warranty.