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Discount: Cheap
Category: High quality hearing aid
Type: Hearing Aid
Voice: High/Low frequency modes
Mini Hearing Aids: Invisible Hearing Aide
Max Out: ≥120dB
Max Gain: ≥30dB
China Hearing Aid: For deaf,adult,old people
Reciever in ear: Reciever in canal
Internal hearing aids: China sound amplifier internal hearing aids S-85

Specifications

 

China sound amplifier internal hearing aids S-85
Features:
1.this product is a delicate ear hearing aids
2.use for your entertainment, leisure, listening to opera
3.watching television and movies, meeting communication or students in the calss,
4.to make the sound effect clear and lound
5.good choice for people who need
Technical Parameters:
1.Max Out: ≥120dB
2.Max Gain:≥30dB
3.Average Gain:≥38dB
4.Harmonic Distortion:a)≤10%(Frequency< 1000Hz)
                                  b)≤4%(Frequency >1000Hz)
5.Equvi Input Noise:≤30dB
6.Frequency Range:≥250Hz~3500Hz
 Specification:
 
1.Stanard battery:AG3 or AG312 button cell
2.Voltage:D.C. 1.5V
3.Current:≤4mA
4.Product Weight:3g
5.Product Size:2.1*1.6*1.3cm
6.Package: Plastic Box
7.Package Size:11.1*8.4*3.3cm
8.Carton quantity:120PCS
9.Carton Size:52.5*31*39cm
10.GW:11kg
11.NW:9kg
Instructions:
1.The wire plug connected to the headset.Then earplug connector (hard) to the headset, earbuds (silica gel) to connect to the headphone connector pedestal  
2.The battery installation: Gently open the battery compartment cover, put a battery into the battery compartment in the right direction, then close the battery compartment .
3.Before you use this item ,you have to turn the ON-OFF switch to Off,and turn the sound volume to minimum
4.Then put this item on you ear, keep it tightly
5.Next, turn this item ON, adjust the volume until you hear clear sound
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 plugged, make sure no air leakage. 
- Please regularly clean the ear plugs or ear molds in order to ensure the normal use of hearing aids.
- Use for long periods of time, please remove the batteries to prevent battery rot erosion hearing aid components.
Package Content:
1 x Hearing Aid
1 x Cleaning Brush
3 x Earplug(Different Size)
1 x Instruction manual (English)
Sample:
•Available
•Delivery within 3 days 
Warranty:
•one year
Delivery:
We send the products  by sea or by air accroding to the demand of customers