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Home > Products & Suppliers > International Trade Mart (District 3)> 2 F > Office & Study Stationery> yiwu biotect medical Co.ltd 中文

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yiwu biotect medical Co.ltd 3yr.

Contacts:ElenaChat

Mobile:86-13516898881

E-mail:249899822@qq.com

Click to Contact Yiwugo official customer service for International sourcing.

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Email： yiwubuy@yiwugo.com

Description

Max Sound Output: 129dB ± 4dB
Max Sound Gain: 50dB ± 5dB
Harmonic Wave Distortion: ≤5%
Frequency Range: 450~3500 hz
Input Noise: ≤30 dB
Battery: AG13
Working Voltage dc1.5V
Working Current: ≤4mA

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Update time：20251030174201

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