?? Adapting the output of your audio to stereo RCA jacks for a quick transition from headphone to rca connection.?? Compatible with most RCA-enabled analog stereo audio and video components.?? Line Length 0.2 m / 0.7 ft copper wire ( 10 / 0.1 + 10 / 0.1 )*2F copper and gold plated plugs?? Each line contains 10pcs copper wires and the diameter of copper is 0.1 mm?? Package including 2 * 3.5 mm female to 2 RCA male audio cable