The personal sound amplifiers equipped with smart chips. It will power on intelligently with the detection of placing in your ear canal, and turn off automatically once it is removed. This fully-new ear detection technology can resolve the howling in your ear. Therefore, you will never be bothered by the howling again.
Portable Charging Case
The digital personal sound amplifier enables 2 hours full charge, 12 hours working duration, and one month standby time. With the fully charged portable magnetic charging case, the personal sound amplifiers can be used for up to 36h. It is easy to carry and can be put into a pocket. The case has NTC Protection, it will automatically turn off when temperature reaches 40℃.
Light and Comfortable
Innovative ergonomic design and custom silicone ear plugs that won't clog and swell your ears. They are light only about 3g. You wear them as if wearing nothing. The sound machine lies naturally and fit tightly in your ear. You'll never to worry about them falling out of your ears.
Unique Big Button Design
The big button can Up to 190° turn on adjustment knob, allowing you to easily adjust and quickly turn to the volume you want.