Explicação, anotação:Electronic of air conduction, postaural type C automated
gain control. For middle and heavy hearing loss.
Descrição porminorizada da marca:Full acoustic strengthening
1000 Hz 68+-4, 5
1600 Hz 60+-4, 5
ÂÓÇÄ Mach to, decibel 134+-4, 5
adjustment depth of acoustic
strengthening 30
response time of antenna array, incineration facility not more than 5
recovery time of antenna array, incineration facility not more 120
depth of tone control in îáàñòè
frequencies íèçêèõú of decibel no less than 1ä |
