1. Speaker: 14 mm. 2. Impedance: 32 Ω ± 15%. 3. Frequency of response: 20 ~ 20000Hz. 4. Sensitivity: 116 dB ± 3 dB. 5. Audio plug: O 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.
