1. Material: aluminum alloy; In-ear metal headphones
2. Wire length: 1.2m /TPE high elastic wire
3. Plug diameter: 3.5mm4p; Horn diameter: φ10mm/9U
4. Fit ear canal, comfortable to wear
5. Fashion design, reliable and durable, tensile and winding resistance
6. Listen to the position and be yourself
7. With single button control button, no volume adjust