1. Material: aluminum alloy + TPE long mesh tail + 48 braided nylon braided wire 2. Weight: 19g 3. Cable length: 1m 4. Interface: 3.5mm coaxial audio plug + 8 Pin 5. Widely compatible with 3.5mm interface devices such as car audio and earphones 6. Built-in DAC decoding chip, increase digital signal transmission without current noise, high-fidelity sound quality 7. Aluminum alloy shell and nylon braided wire are used, which are strong and tear-resistant, not easy to fluff, wear-resistant and oxidation-resistant, and durable