... /cca al-mg. Material:RoHs Compliant 4c Telephone cable modular plug to plug extention cordGray telephone cable/cord conductor:2c,4c,6c,8c,10c ... ,cu/cca/ccs al-mg.cable:cores:2,3,4 ... colore:Different colores for optional.Packing:polybag or blister. 4c Telephone cable