China Biometer Wireless Hearing Enhancement Audiphone Amplifier Micro Bte Hearing Aids, Find details about China Medical Equipment, Healthcare Apparatus from Biometer Wireless Hearing Enhancement Audiphone Amplifier Micro Bte Hearing Aids
Max.voice gain | 39±5db |
Equivalent input noise level | ≤32db |
Total harmonic wave distortion | ≤10% |
Frequency response range | 200-3800HZ |
Battery voltage | DC 1.5V (1*AG13) |
Attachment | 1*host,2*earplug,2*battery,1*English manual |
Working current | ≤10mA |