1. Speaker: 14 mm.
2. Impedance: 32 Ω ± 15%.
3. Frequency of response: 20 ~ 20000Hz.
4. Sensitivity: 116 dB ± 3 dB.
5. Audio plug: Ø 3.5 mm.
6. Earpiece line: TPE high-elastic line with enameled wire.
7. Microphone: equipped.
8. Wire control: compatible with mainstream apple and android phones, with exquisite workmanship. 
