Ear Apparatus Digital rechargeable hearing aid the listening device hearing health care S-108 Free Shipping
BTE Rchargeable Hearing aids S-108 Free Shipping
1. rechargeable ite hearing aid
2. simple operate
3. clear sound,compact boby
4. indepent power,
1. Max Sound Output: 130plusmn4 dB
2. Max Sound Gain: ge46 dBplusmn5dB
3. Harmonic Wave Distortion le4%
4. Frequency Range: 300~4000 hz
5. Input Noise: le28dB
6. Max Working Hours with Standard
7. Battery: 30 h
8. Working Voltage: D.C. 1.2V
9. Working Current: le4 mA
Rechargeable hearing aid
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
- 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.
1 x Hearing Aid
3 x Earplug(Different Size)
1 x Instruction manual (English)