4pmla 3.5mm Male Stereo Audio Cable Car Stereo, Speakers, Headphones, Black The aux cable is built with the latest technology chip to read data fast and ensure the stability. Fidelity of sound transmission, giving you a fantastic music trip and experience when using this aux cord. The aux cord is made of high-quality polished metal connector, gold-plated 3.5mm conductor and durable stretch TPE material. Fast and sturdy connection, protect it from breaking, 100% durable to use. Enable you to play audio from your device on your car stereo, headphone, Hi-Fi, computer stereo, MP3, bluetooth speaker with 3.5mm aux ports or other 3.5mm-compatible output devices.