Security & Sound 2 Conductor 18 AWG BC CMP WHITE 1000FT (305METER) Product Description Security & Commercial Audio CablePlenumCMP 218 AWG stranded (7×26) bare copper conductors with Flamarrest insulationFlamarrest jacket withripcord Construction DetailsConductorElement No. of Elements Size Stranding MaterialConductor(s) 2 18 AWG 7×26 BC Bare Copper InsulationElement Material Nom. Thickness Nom. Insulation Diameter Color CodeConductor(s) PVC Polyvinyl Chloride 0.009 in (0.23 mm) 0.063 in (1.6 mm) Black RedOuter JacketMaterial Nom. Thickness Nom. Diameter RipcordPVC Polyvinyl Chloride 0.015 in (0.38 mm) 0.154 in (3.91 mm) YesOverall Cable Diameter (Nominal): 0.154 in (3.91 mm)