With this cable, you can play audio from the CD player, mp3 or other 3.5mm devices on the speaker. The wire is made of high quality along with a copper conductor, which ensures a tight connection and keeps the signal transmission fast. The cable is also made of oxygen-free copper (OFC) imported terminals, plastic and other materials, the body is soft and flexible. The inner insulation layer is made of imported PVC material, the outer layer has new materials and benefits such as high elasticity, wear resistance, acid resistance and environmentally friendly PVC material, which suits consumer habits. High fidelity design has strong anti-interference capability. The signal transmission attenuation is small, the usage effect is good, and the transmission signal effect is good.