China Biometer Ultra Ear Sound Amplifier Bte Rechargeable Hearing Aids, Find details about China Medical Equipment, Healthcare Apparatus from Biometer Ultra Ear Sound Amplifier Bte Rechargeable Hearing Aids
Max. saturated sound pressure | ≤135+5db |
High frequency average | 122±5 db |
Equivalent input noise level | ≤32+3 db |
Frequency response range | 200-3500HZ |
Max.voice gain | 38±5 db |
Rated current | ≤10mA |
Adapter | 4.2V 8m |