High Power AXON Model Body Worn Analog Hearing Aid Best Sound Amplifier V-99 Pocket Hearing aid audifonos para sordos
- Specifications:Pocket Hearing aidMax Sound Output: 129±4 dB
Max Sound Gain: 58dB ± 5dB
Harmonic Wave Distortion: f<1000Hz≤15%,f＞1000Hz≤10%
Frequency Range: 450~3500hz
Input Noise: ≤30 dB
Battery: 1 x AA battery (Without Battery)
Working Voltage: dc1.5V
Working Current: ≤4mA
Color: As the picture shows
Item Size: 6.1 x 4.1 x 1.6cm
Package Size: 18 x 9.8 x 3.8cm
Net Weight: 60g
1 x V-99 Hearing aid
4 x Earplug (different sizes)
1 x Screwdriver
1 x Carrying Bag
1 x User manual
Adjust volume to the minimum before wearing.
Choose an earplug of slightly bigger size to avoid whistler.
Increase volume gradually to avoid a sudden increase in sound.
If you hear howling, check the ear (silica gel) is appropriate and whether the size of the plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage.
Keep the earplug clean
Remove the battery if you don’t use it for a long time.
AAA battery, not incl.