Features: 1. OSPL90 Max1263d - B 2. OSPL90 HFA1074d - B 3.
Peak Gain(d - B)39 4. FOG50 HFA303d - B 5. Total harmonic wave distortion:3% 6.
Frequency range:F1500Hz F23500Hz 7. Input Noise:32d - B 8. Full charing about 3 hour 9.
Working time to about 16 hours in normal, and 4 hours ...Features: 1. OSPL90 Max1263d - B 2. OSPL90 HFA1074d - B 3.
Peak Gain(d - B)39 4. FOG50 HFA303d - B 5. Total harmonic wave distortion:3% 6.
Frequency range:F1500Hz F23500Hz 7. Input Noise:32d - B 8. Full charing about 3 hour 9.
Working time to about 16 hours in normal, and 4 hours via Bluetooth. 10. Rechareable OE 11.
Low battery waring indicator 12. Volume roller adjustment 13. Bluetooth 5.0 automatically linked when the hearing aid boot up List: 1 x Host; 1 x USB charging cable; 3 x Earplugs; 1 x Ear channel; 1 x Manual; 1 x Brush + tube; 1 x Adapter