Axon Hearing Aid (X-136)
Adjust volume to the minimum before wearing.
Choose an earplug of a slightly bigger size to avoid whistler.
Increase volume gradually to avoid a sudden increase in sound.
If you hear a howling, check the ear (silica gel) is appropriate and whether the size of the plug is tight, the appropriate choice of earplugs and plugged, and make sure no air leakage.
Keep the ear plug clean
Remove the battery if you don’t use it for a long time
Pocket Hearing aid
Max Sound Output: 129±4 dB
Max Sound Gain: 55dB ± 5dB
Harmonic Wave Distortion: ≤5%
Frequency Range: 450~3500Hz
Input Noise: ≤30 dB
Battery: 1 x AA battery (NOT included)
Working Voltage: dc1.5V
Working Current: ≤4mA
Color: As the picture shows
Item Size: 7.0 x 4.2 x 1.8cm
Package Size: 8.2 x 12.5 x 4cm
Reviews
There are no reviews yet.