• Universal compatibility for audio transmission between laptops, mobile phones, headphones, TVs, computers, DVDs, car stereos, radios, MP3/4, portable Bluetooth speakers, CD players, audio, power amplifiers, and other devices with DC3.5mm/AUX interface. • Unmatched sound quality with gold-plated pool-type connector and high-performance noise reduction technology, clearly transmitting every note. • Updated version of fish thread material, more durable than nylon, easy to store, does not pile up, knot, or distort. • Double shielding enhances interference protection. • 360-degree foldable and durable cable, 1m length, made of enameled wire braided material, strong and flexible, supports heavy daily use and can be placed in the pocket.