Description:structure: 0.50mm solid bare copper (24awg copper), pe insulation, 4 pairs fr/pvc or losh jacket Characteristic: frequency: 155mhz transmission velocity: 200mbps Application: 10base t, atm, ethernet, token ring, tp-pmd audio, telephone and multimedia networks confirm to ul require Standard: international iso/iec 11801; usa ansi/tia/eia-568b Packing: 305mtrs or 1000ft /pulling box