The main characteristics of the G-18 Bluetooth styple hearing aid:

In Ear USB rechargeable hearing aid:
*Max Sound Output: 115dB ± 5dB
*Max Sound Gain: 40dB ± 5dB
*Harmonic Wave Distortion: ≤5%
*Frequency Range: 450~5000 hz
*Equivalent Input Noise: ≤30 dB

* Adjustable Volume button

* Power On/Off Switcher

+Battery: Built-in Li battery 

  Rechargeable battery working for max. 80 hours

*Working Voltage: D.C.3.7V
*Working Current: ≤6 mA
*Item Size: 1.6 x 1.8 x 1.2cm

Adsound Note:
Adjust volume to the minimum before wearing.
Choose an earplug of slightly bigger size to avoid whistler.
Increase volume gradually to avoid sudden increase in sound.
If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and pl ed, make sure no air leakage.
Keep the ear plug clean.
Remove the battery if you don't use it for long time.

Terms and Conditions:

Payment terms: Paypal,Western Union,MoneyGram,T/T available

Lead time: 3-5 days 

Shipping way: DHL/FedEx/TNT/UPS,or By air,by Sea-shipping

Warranty:1 years and lifetime free service

Contact online: Whatsapp 0086 185 65 775544

Email: info@byvisiontech.com

Website: www.byvisiontech.com and www.adsoundtech.com

Advanced Digital Sound Amplifier Hearing Aid Device

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