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in-ear noise reduction charging hearing aid headphones loudspeaker sound amplifier foreign trade popular style sound collector 中文版

EXW Price: Min. order:

¥35.8
≥10/piece

¥35.0
≥100/piece

¥33.0
≥1000/piece

10 piece

color
silver blue

style
usb charging cable

usb charging cable	¥0.0	1119 piece available
usb charging cable	¥0.0	4045 piece available

Summary 0 piece Subtotal:¥ 0 Selected ∧

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Haixing Medical Equipment Co. , Ltd. 2yr.

Contacts:

Felix RenChat

Mobile:

86-18757672139

E-mail:

734840079@qq.com

Click to Contact Yiwugo official customer service for International sourcing.

Yiwugo official customer service X

Whatsapp:

Email： yiwubuy@yiwugo.com

Description

规格:

Max sound output: 129+/- 3dB

2. Sound gain: >= 40dB ± 5dB

3. Total harmonic wave distortion:

Frequency range: 450-3400MHz

5. Input Noise:

6.Voltage: DC 1.2V

7.Current: <=1.2mA

8. Full charging about 2~3 hours

Working more than 40 hours

Update time：20250714162235

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