... of which is composed of bare of tinned twisted copper wires and each of the conductors with ... side is the transparent protective cover of PVC (Red of Black). This type of cable is applicable to acoustic ... 4,6,8 cores telephone cable, flat,white,black,grey,or any color100m/roll or 305m/roll100m/plastic ... spool or 305m/plastic spoolRed/black speaker cable, 4, 6, 8, 10, 12, ...