Amplificatore acustico digitale ricaricabile grave perdita orecchio invisibile alta potenza
Hearing aid charging current: ≦30mA. 2 x Hearing aids (left and right a set). Reference Test Gain: 30dB ±5dB. Equivalent input noise level: ≦ 29dB. High frequency average OSPL90: 113dB±4dB. Charging case working current: ≦70mA.