China Biometer Hearing Aid Amplifier Bte Ultra Sound Emplifer Hearing Aids, Find details about China Medical Equipment, Healthcare Apparatus from Biometer Hearing Aid Amplifier Bte Ultra Sound Emplifer Hearing Aids
Max.voice gain | 33±5db |
Equivalent input noise level | ≤32db |
Total harmonic wave distortion | ≤10% |
Frequency response range | 100-3700HZ |
Battery | Rechargeable |
Attachment | 1*host, 6*earplug, 1*adapter (Europe or US), 1*data line, 1*charging base, 1*cleaning brush, 1*English manual |
Continuous working time | ≤15H |
Dimensions | 44*16*10mm |
Working voltage | 1.2V |
Working current | ≤10mA |