... , 2)PE insulation, 3)BC,TC,CCA conductirs for security system use. Security Cable/alarm cable 14*0.20mm,6 cores unshield ... .24mm copper,tinned copper or CCA,stranded,,shield or unshielded,good PVC, LZSH PVC.conductor :bare copper or tinned copper or ... common PVC insulation,CMP,CMApplication: used for alarm mechanisms or security system Security cable/alarm cable with BC/TC/CCA Conductor