This 6.35mm to 3.5mm stereo audio adapters are made of high quality copper gold-plated material which have a longer service life. Gold-plated connectors resist corrosion and ensures minimal signal loss. This jack converter uses a copper core to ensure ultra low signal loss, and fine industrial manufacturing ensures the headphone adapter a perfect stereo sound. Easy to use, Mini size and portable. The stereo headphone adapters dopting gear grinding technique, 360 degree grip treads help easy plugging and unplugging. Jack adapter can connect your headphones or other devices compatible with most audio and home audio equipment, such as amplifiers, mixing console, home theater devices or receivers. This headphone jack adapter is versatile. The male port is suitable for almost all audio device with a 6.35mm (1/4 inch) female socket such as piano, electric guitar, home theater devices, amplifiers, AV stereo or Dolby Atmos device. The female port is suitable for headphone, microphone, MP3 players with standard 3.5mm 1/8 inch plugs.