Tai nghe khuếch đại âm thanh kèm mic dành cho người già tại Lotte Market

Giới thiệu Tai nghe khuếch đại âm thanh kèm mic dành cho người già tại Lotte Market

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Description:
This elderly amplifier headphone can provide a loud sound which is good for the elderly or other people who have poor hearing.
The elderly headphone is convenient to operate and use.
The elderly earphone comes with 2 ear muffs that are non-slip and make the earphone more comfortable to wear.
The sound amplifier headphone can enhance the sound volume and the sound is clear.
The sound amplifier earphone is small, lightweight, let you can easily carry or store it.


Specification:
Maximum sound output: 129±4 dB
Maximum sound gain: 55dB±5dB
Harmonic distortion: ≤5%
Frequency range: 450~3500 hz
Input noise: ≤30dB
Battery: 1 x AA battery (not included)
Working voltage: dc1.5V
Working current: ≤4mA
Color: Show as picture.
Size: Show as picture.


Note
There might be a bit color distortions due to different computer resolutions.
There might be a slight errors due to different hand measurement.


Package included:
1x Device.(Battery not included)
2x Ear muffs.
1x User manual.
1x Earphone.