1. Used to transmit audio between 3.5mm devices and 6.35mm devices 2. Plug and play: 3.5mm male to 6.35mm female headphone adapter cable is very portable, fast response, tight connection, can flexibly convert 6.35mm port to 3.5mm port. (Note that the device you're using should also have a stereo TRS jack. Streams audio between devices.) 3. 6.35mm audio adapter cable: 24K gold-plated connector can ensure high stability, high-speed lossless transmission; metal shell has wear-resistant, anti-corrosion and strong protection; tin-plated oxygen-free copper conductor, high fidelity, pure sound quality . 4. Double-layer shielding: This 6.35mm female to 3.5mm male cable combines tinned copper, aluminum foil, soft and durable PVC shell with high-density shielding protection and effective isolation to provide complete and delicate tones, and features Good restored sound quality. 5. Length: 0.3m