Rechargeable In-the-Ear Digital Hearing Aid | Efficient Sound Amplification
Features:
1. MAX OSPL90: ≤126±3dB
2 .Harmonic Wave Distortion: ≤10%
3. Frequency Range:450~5000 Hz
4. Sound gain: ≥30±5dB
5. Battery: Rechargeable NI-MH 40mAh
6. Working Voltage: DC1.2V
7. Full charging about 5 hours
8. Working about 25~30 hours
9. Input Noise: ≤29±3dB
List:
1 x Main unit
4 x Ear plug
1 x Brush
1 x User Manual
1 x USB Charging Cable
1 x Adapter
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