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analog hearing aid V-99

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City:shenzhen
Province/State:guangdong
Country/Region:china
Contact Person:MrFrank
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analog hearing aid V-99

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Place of Origin :China
Brand Name :HUGE OEM ODM
Certification :CE RoHS
Model Number :V-99
MOQ :10pcs
Price :10-20USD/PCS
Packaging Details :box
Delivery Time :5-7days
Payment Terms :TT /paypay/ Western Union
Supply Ability :10000pcs/weeks
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Max Sound Output: 129dB ± 4dB
Max Sound Gain: 55dB ± 5dB
Total Harmonic Distortion: ≤5%
Frequency Range: 450~3500 hz
Equiv Input Noise: ≤30 dB
Working Voltage D. C. 1.5V
Working Current: ≤4 mA
Measurement: 6.6*4.3*1.6cm
*Main Unit Size 6.1*4.1*1.6 cm,NW:46g
*Use 7# Battery *High quality, Aluminium Alloy cover,super powerful,8 levers
*Without grating sound
*N-H Switch
*On/Off switch
*Volume Control
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