Rechargeable Powerful Hearing Aids Sound Amplifier Listening Device With Adjustment Sound Speaker Amplified Tools
$40.20
Features:
1.Discreet thin-wire design
2.High and low tone control
3.Left & right ear adjustability
Specification:
1.Product size:43x15x10 mm
2.Weight:4 g
3..Max. saturation sound pressure level(SSPL):130dB±4dB
4..Model Number: 203S
5.Full on Acoustic Gain:F=1600Hz,45±5dB
6.Total Harmonic Distortion(THD):F>1000H 15% F<1000H 10%
7.Frequency Response:450-3500 Hz
8.Equivalent Input Noise:32 dB
9.Battery: Rechargeable
10.Estimated Battery Life:48 Hours
11.Rated Voltage:D.C 1.5V
Advanced materials, compact invisible design, complete accessories, clear sound, intelligent noise reduction,Can be charged anytime, anywhere.So choose us, you not only did not spend too much money, but also improved the quality of life, happier and happier！
Compared to other products,Our product adopts the invisible appearance designmultiple digital channels，comfortable to wear, painless after longterm wear.Don’t worry, our customers are very satisfied！
Prompt:
There are Whistle as you put the battery into the hearing aid .Please donot worry .because the air presure will make Whistle.
1.Please adjust lower volume .
2.Choose the suitable ear plug
3.Make sure if you put the earplug tightly,sound leak will make the Whistle.
1.Discreet thin-wire design
2.High and low tone control
3.Left & right ear adjustability
Specification:
1.Product size:43x15x10 mm
2.Weight:4 g
3..Max. saturation sound pressure level(SSPL):130dB±4dB
4..Model Number: 203S
5.Full on Acoustic Gain:F=1600Hz,45±5dB
6.Total Harmonic Distortion(THD):F>1000H 15% F<1000H 10%
7.Frequency Response:450-3500 Hz
8.Equivalent Input Noise:32 dB
9.Battery: Rechargeable
10.Estimated Battery Life:48 Hours
11.Rated Voltage:D.C 1.5V
Advanced materials, compact invisible design, complete accessories, clear sound, intelligent noise reduction,Can be charged anytime, anywhere.So choose us, you not only did not spend too much money, but also improved the quality of life, happier and happier！
Compared to other products,Our product adopts the invisible appearance designmultiple digital channels，comfortable to wear, painless after longterm wear.Don’t worry, our customers are very satisfied！
Prompt:
There are Whistle as you put the battery into the hearing aid .Please donot worry .because the air presure will make Whistle.
1.Please adjust lower volume .
2.Choose the suitable ear plug
3.Make sure if you put the earplug tightly,sound leak will make the Whistle.
