Berk-Tek’s LANmark-350 Premium category 5e UTP cable are designed to meet the most advanced UTP horizontal cable applications. Bare copper wire insulated with FEP. Two insulated conductors twisted together to form a pair and four such pairs cabled to form the basic unit jacketed with flame-retardant PVC. CMP-plenum rated fire safety. Small, round design. ETL verified to TIA/EIA-568-C.2 and ISO/IEC 11801. Reliably supports 100BASE-TX Ethernet. Reduced installation costs and maintenance. Characterized to 450 MHz, 350 MHz greater than standard. Lower bit error rates, increases network efficiency and uptime. Box packaging.