Item Type: Ear Care
Material: ABS plastic
Size: package size 16.7cm*12.2cm*5cm
Model Number: C-122
rechargeable BTE hearing aids C-122 for serious hearing loss free shipping small size
Please notice that C-122 is for serious hearing loss,which is within first level of hearing loss.
power amplification:full-on acoustic gain(average value of high-frequency sound):38dB±5dB
frequency range: frequency response curve:no narrower than 450Hz-3000Hz
1. Please switch OFF-N-H to OFF , and then slowly
adjust the knob to the position with lowest volume.
2. Wear the ear hook behind the ear, and put the earpiece
into the ear as well as possible.
Note: After the two steps, the volume is the lowest. Otherwise, the squeaking sound may cause discomfort in the ear.
3. Twist H – N knob to N position, then slowly adjust
the knob to the position with the clearest sound.
4. If you hear the squeaking sound, please check if the
earpiece is plugged well or not. If it’s not plugged well,
please try another kind of earpiece.
5. If you feel that the sound of N position is void or noisy,
please toggle the OFF-N-H switch to H gear,
which can compress the low-frequency sound and
makes it sound more comfortable.
- When the hearing aid can’t work normally or the sound ,becomes lower, please charge the hearing aid as the
- battery power is low.When charging, please switch to “OFF”, insert one end ,the power adapter, another into the hearing aid and then
- Charge when the power is turned off as the hearing aid ,can’t work when charging.
- Please switch “OFF-N-H” to “OFF”, and then slowly ,adjust the knob to the position with lowest volume.
- Note: After the two steps, the volume is the lowest. Otherwise, the squeaking sound may cause discomfort in the ear.