A39 TWS Hearing Aids Earphone Stereo Sound ENC Noise Reduction Touch Control Rechargeable Intelligent Sound Amplifier Adjustable Tone Hearing Device For Elderly Sale

A39 TWS Hearing Aids Earphone Stereo Sound ENC Noise Reduction Touch Control Rechargeable Intelligent Sound Amplifier Adjustable Tone Hearing Device for Elderly
Features:High-quality Stereo Sound
High-quality sound, really restore stereo sound, clear and delicate sound output, accurately restore sound.
Built-in Digital Noise Reduction Chip
Process audio information better and faster, filter out ambient noise, and ensure your every conversation is heard clearly. Filter out environmental nosie and enjoy clear and transparent sound qulaity. It is more comfortable during using.
Long Using Time
The hearing aid only needs to be charged for 1.5H, and it can be used for 15H, allowing you to forget about the anxiety of battery life.
Touch Control
Touch can be seen and touched, precise operation with fingertips, instant trigger; use earphones to control everything.
Light Portable
Natural and non-sense, comfortable to wear, so that you can enjoy it whether it is sports or entertainment.
Specifications:

General Specification

Model

A39

Color

Black/White

Wearing Type

In-ear

Frequency Response

300Hz-3500kHz

Maximum OSPL90

?V120??4dB

High Frequency Average OSPL90

103dB??4dB

Total Harmonic Wave Distortion

??7%

Input Noise

?V 29DB??3

Equivalent Input Noise Level

?V 35dB

Total Harmonic Distortion

?V10%

Battery &Charging

Battery Capacity

Earphone:35mAh
Charging Case:300mAh

Working Time

10-12h

Charging Time

1.5h

Hearing Aid Charging Current

?V30mA

Hearing Aid Charging Voltage

4.2V

Hearing Aid Charging Times(Double Machine)

3-4 Times

Size & Weight

Product Weight

0.0800kg

Package Weight

0.1350kg

Product Size

120??45??20mm

Package Size

165??65??30mm

Package list

2?? Earphones
1?? Charging Case

Additional information

Weight	0.2 kg
Color: No selection	Black, White

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