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Minimum Order
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Supplying Ability:
500
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Persona de contacto Ms. Shine
Gutang Ao, HuiZhou, guangdong
Hearing aid(behind the ear)JH***3Maximum saturation sound pressure level:**2db Maximum acoustic gain:*8db Frequency:*******0Hz Power: 1.4v Battery type: button 1.volume knob xxxxx 3.power switch 4.battery cover xxxxx hook xxxxx xxxxx 8.sound conduit xxxxx