Specification Conductor: 2x65x0.16mm CU Oxygen Free Insulation: 2x2.15mm PVC Red, Black Jacket: 5.2mm PVC, White Application This cable is 2 Conductors High Strand Oxygen Free Copper, CL2, CL2R, CL3 and CL3R Rated PVC Or LSZH Jacket for In Wall Applications, Excellent performance, sound quality for professional home theatre speaker and audio connections, The purest OFC, tightly twisted heavy duty central conductor