This practical audio adapter cable features 3.5mm stereo female jack and 3-pin screw terminal block, perfect for various stereo audio wiring conversion. No welding required, you can easily fix audio wires by tightening screws to complete circuit connection. Built with high-quality conductive core to reduce external interference and maintain pure stereo sound. Widely used for headphone wiring, speaker assembly, home AV system layout and audio equipment modification. Durable material ensures long-term stable use, ideal for professional audio installation and daily electronic DIY projects.