China Biometer Easy Operation Convenient Audiphone Bte Sound Amplifier Hearing Aid, Find details about China Medical Equipment, Healthcare Apparatus from Biometer Easy Operation Convenient Audiphone Bte Sound Amplifier Hearing Aid
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 |