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China
الشخص الذي يمكن الاتصال به Ms. Dora
Xiaolan town, 760, zhongshan
Hight quality hearing aid, the receiver is made by knowles Max Sound Output: **0 ± 5 dB Max Sound Gain: ≥*0 dB Harmonic Wave Distortion: ≤5‰ Frequency Range: **0~***0 hz Input Noise: ≤*0 dB Battery: AG*3 Button battery Max Working Hours with Standard Battery: *0 h Working Voltage: ***** 1.5V Working Current: ≤4 mA Measurement: 5.3×4.4×1.0 cm Net Weight: 9 g (without Battery) Special Function Key: None
