JINGHAO Rechargeable Hearing Aids Digital Hearing Amplifier in Ear Enhancer Voic
The reduced amount of noise and squeaks affects the comfort of using the hearing aid. The sound amplified by JINGHAO hearing aids is clear, soft and more spacious. Frequency range:300-4000HZ. OSPL 90 MAX: ≤120dB + 3dB, THD: ≤10%.