... ,250MHZ, 2. US standard:ANSI/TIA-568B 3. OEM unshield DATA CABLE cat 61.Conductor: material: solid or stranded copper (Copper ... -conductor 2.5KV/2s Conductor-shield 6.3KV/2s8.Working temperature: -50+50 -40+1229. Packing:Inner packing: Wooden reel, Plastic ... availableOuter brands, jacket colors, conductor material as customers requirement. unshield DATA CABLE cat 6