1. Material: aluminum alloy + cotton wiring + TPE 2. Interface: 3.5mm male to 3.5mm female 3. Cable length: 1m 4. Plug and play, easy to use 5. The wire core is made of 36 pure copper wires plated with silver, and the sampling rate is as high as 24bit/192KHz, bringing you a different sound quality experience 6. Compatible with 3.5mm interface devices, using 3.5mm gold-plated connectors, stable and anti-interference, better conductivity, anti-oxidation and no rust, wear-resistant and more durable 7. Support extending device microphone voice calls, listening to songs 8. The fine-woven cotton mesh body is used, which is resistant to pulling and not easy to break