Suitable for people who has hearing impairment, helping you rediscovering the happiness of listening.
Its high quality microphone can filter the noise caused by air flow, keeping sounds clearer.
Smaller and lighter in size and weight, easier and more comfortable to wear.
It is a superb gift for your relatives and friends.
4 kinds of volume is adjustable. "1" is the minimum volume and "4" is the maximum. And "O" is for power off, "N" is for power on.
Earplugs in 2 different size can meet most of people's needs.
A black box are provided, which is convenient for outdoor carrying.