Monoprice's 24AWG Cat5e 350MHz STP Solid, Riser-Rated (CMR) Bulk Pure Bare Copper Ethernet Cable is premium, high-speed cabling designed for use in 1000Base-T Gigabit Ethernet network environments. Constructed using 24AWG solid, pure bare copper conductors with a CMR-rated PVC jacket, it exceeds TIA/EIA 568-C.2 standards and is safe for use in the Riser spaces of commercial class buildings. This cable is UL-listed and RoHS compliant. 1000-foot wooden spool.