Category 5E wires are rated upto 350Mhz- fast enough for gigabit apps! Each Pair is Shielded for defense in raucous details environments. Snagless Boots ensure snug fit in receptacle- not suggested for high density network changes. High quality 100 percent blank copper wire All RJ45 plugs utilized are 50 micron gold plated We do not use CCA wire- does not have signal properly. Ideal for use with Office VOIP, Data in addition to Home networks Connect Cable Modems, Routers and Switches Lifetime Warranty- Plug it in and forget about it! If you don't choose the length or maybe color you are searching for, please go to our customized cable builder or perhaps contact us!