Ceramic earphone unit 13.6mm Driver piezo electric Earbuds Headphone speaker unit (1Pair)
Impedance: 16 (Ω)
Sensitivity: 112 (dB)
Frequency response range: 12-33000 (Hz)
Horn diameter: 13.6 (Φmm)
Sound principle: moving coil
NOTE: that this is a dual-voicing unit, do not use tuning cotton to stick it on the front, because the front is the high-pitched sounding unit, and the diaphragm is the bass and vocal sounding unit.

Package included:
1Pair driver