Payment & Shipping Terms:
|Product Name:||Analog Rechargeable BTE Hearing Aids||Feature:||Rechargeable|
|Type::||Behind The Ear Hearing Aid||Warranty:||One Year|
hearing enhance Analog Rechargeable BTE Sound Voice Amplifier Hearing Aids S-109 Digital Hearing Aid For Elderly Hearing
Especially suitable for persons with hearing impairment of severe intermediate frequency and high frequency loss
|New tech charging hearing aids in computer S-109|
|Technical Parameters:||1.Max Out :(±4dB) 130
2.Max Gain:(±5dB) 53
3.Frequency Range: 200-3500hz
4.Max Working :12h
5.Equivalent Noise Input: ≤ 32dBSL
6.Harmonic Distortion:≤8 %
8.Current: ≤ 3mA
9.Battery type and capacity (mah): ≤30
10.High frequency averages:100
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
|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