About this item This 1/4'(6.35mm) female to 1/8'(3.5mm) male headphone adapter cable is designed for transferring audio between 3.5mm devices (smartphones, tablets, or headphones) and 6.35mm devices (amplifier, guitar, piano, mixing console, home stereo system, etc.). Perfect for connecting an amplifier to headphones, using a 3.5mm speaker adapter, connecting a 6.35mm headphone to a computer, or linking a piano and guitar to speakers. Plug and Play: This 1/4 to 3.5mm headphones adapter is highly portable, with a quick response and a tight connection, flexibly converting a 6.35mm port to a 3.5mm port. Please ensure that devices used have a stereo TRS jack for audio transfer (no mic functionality). Qualified 6.35mm Audio Adapter: The 24K gold-plated connectors ensure high stability and high-speed lossless transmission. The metal housing provides wear resistance, anti-corrosion, and solid protection, while the tin-plated oxygen-free copper wiring delivers high fidelity and pure sound qual