1. Material: ABS
2. Frequency response: 20-20000hz
3. Impedance: 16 ohms +/- 15%
4. Sensitivity: 101db+/-3db
5. Cable length: 1.2m
6. Powerful chip, synchronous IOS system upgrade, plug and play
7. The moving coil speaker adopts high-quality composite diaphragm, the low frequency is rich and textured, and the intermediate frequency is clear and full
8. Front side sound hole, 360-degree surround sound
9. With remote control and microphone, easy to operate
10. Ergonomic design, comfortable to wear
11. Stable connection and transmission, clear and transparent sound quality
12. Not easy to yellow, not easy to crack, environmentally friendly and durable
13. TPE material wire, soft to the touch