1. Ransparent Speaker Wire 0.5,0.75,1.0,1.5,2.0,2.5,4.0mm2 Conductor: Tin Copper, Bare Copper Jacket:Transparent Pe 2.Red-Black Speaker Wire 0.5,0.75,1.0,1.5,2.0,2.5,4.0mm2 Conductor: Bare Copper Jacket: Red, Black Pvc 3.Twin Flat Wire Conductor: Bare Copper Jacket: White Pvc