Its powerful rechargeable battery provides up to 100 hours of continuous work, and a full charge of about 4 hours.
Germany Digital chip, fine sound quality, comfortable listening. hearing aids not only has better double noise reduction and prevent howling, but also has the function of instantaneous strong sound intelligent ear protection. 3 different frequency modes and 4 channel for you choices, ensure you can hear a clear voice in different environments by adjust your settings.
The internal nano-coating technology protects the hearing amplifier from sweat during outdoor activities. Very suitable for walking, jogging, hiking, yoga, traveling, etc. Thermoplastic elastomer (TPE) medical materials are soft, flexible and ultra-lightweight.
Easy to Control
The knob allows you to easily adjust the volume, and one button controls 4 modes, which can perfectly adapt to different listening environments. It is strongly recommended that you read the instructions carefully and observe the illustrations carefully before use.
How to reduce feedback/whistling for this hearing amplifier?
(1)Adjust hearing aid wearing angle to ensure no air circulation then howling sound will not be produced and then turn it on.(It is recommended that the microphone face up)
(2)Ensure the earplugs suitable.If it is too loose, replace with a small one.
Note:This is normal for the hearing aid to howl when air in just like that when singing in a KTV, the microphone makes a harsh call
Maximum OSPL90: ≤120dB±3dB
High Frequency Average OSPL90: 103dB±4dB
Average Gain: 30dB±5dB
Frequency Response Range: 300Hz-3500Hz
Equivalent Input Noise Level: ≤32dB
Total Harmonic Distortion: ≤10%
Full charing about 2 hours
OK to hearing Amplifiers recharing about 3~4 times
Full charing about 2~3 hours
Normal working about 20 hours
2 x Hearing Aids
1 x USB charging cable
1 x Charging case
6 x Earplugs
1 x Brush
1 x User manual