... Sheathed 3. Stranded Copper Conductor 4. RVV Unshielded Alarm Flexible Cable RVV Unshielded Alarm Flexible Cable Applications Wiring Burglar Alarm, Public Address Systems, Intercoms ... /LSOH, FR-PVC, ROHS, PE optional)Different color availableSpecial Composite cable availableCore Color Codes2-Core :Black, red4-Core :Black, red, white ...