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New Rechargeable Portable Mini Boost Hearing Earphones Long Battery Life Power Display Noise Reduction Earbuds For Elderly Gifts
Specification:
Packing volume: 13.5*8.5*3.5cm
Colour: red and blue machine (white charging compartment),skin colour machine (white charging compartment)
Whether built-in battery: Yes
Material: ABS
Product Parameter：
1.Max sound out put:125+/- 3dB
2.Sound gain:>= 26dB+/- 3dB
3.Total harmonic wave distortion:<= 3%
4.Frequency range:300-4500MHz
5.Input Noise:<=26dB
6.Voltage:d.c.1.5V
7.Current:<=2mA
8.Digital 8 channel System & Support Bluetooth Function
6. Charing box:
Include 300mAH
Full charing about 2 hours
OK to hearing Amplifiers recharing about 2~3 times
7. Hearing Amplifiers:
Include 48mAH
Full charing about 2 hours
Working more than 20 hours via charging case 3 times
Question & Answer
1. Why is there no sound when wearing it?
a) Check if the volume is suitable for your hearing.
b) Check whether the Earphones has electricity.
c) Check whether there is earwax in the ear canal.
2. Why is there a whistling (sharp sound)?
A whistle (shrill sound) is a sign of wearing Earphones incorrectly. If the Earphones and ear canal do not match, the sound from the receiver will be picked up by the microphone again, forming a loop that will be continuously amplified and produce a whistling sound.
Solution: Please chooese the appropriate ear tips according to the size of the ear canal and make sure the ear tips fit snugly in your ear.
3. How can I care for my Earphones?
a) Keep Earphones away from heat and dust.
b) Clean Earphones as instructed. Earwax and ear drainage can damage a Earphones.
c) Avoid using hairspray or other hair care products while wearing Earphones.
d) Turn off Earphones when they are not in use.
4. For better care for your device, Please pay attention to 4 important cause for Hearing Aid Damage as below:
a) Failing To Clean Earphones Or Cleaning Them Incorrectly
b) Dropping Earphones Like Dropping them on a hard surface from any height can damage them.
c) Improper Storage – store your Earphones in moist places like the bathroom or hot places like the car.
d) When you wear device in shower, Swimming or Blow-drying your hair Using hairsprays and other aerosol products may expose your Earphones to moisture, heat and substances that can clog the microphone and receiver result in stopping work.
Note: Please charge the hearing aid and charging case for at least 10-12 hours the first time you turn on them.
1 x Product Manu
