Melosoung help you hearing and sent you face mask if you buy hearing aids.
Luna CIC hearing aids are popular in the market, which have the following features:
1, Mini size. It is the smallest Rechargeable CIC hearing aid in the world.
2, Invisible. when people use it, others can not see it.
3, New fashion design. Our engineer team spent 1 year to build up the design and solution.
4, Great sound. our Luna hearing aids have the functions of：
1) Frequency Hi-Fi shaping;
2) Background noise management;
3) Feedback management;
4) Volume management;（https://www.melosoundtech.com/index.html）