Control Program Fitting Deafness Sound Amplifier. SOUNDWEAR from App Store to manage and program your device. This hearing device is designed for 40-60 years old people or people with hearing problems. We provide 3 different sizes earplugs with soft silicone, you can according to your need to adjust, and will not hurt your ear, providing you a comfortable experience. The Shape of the sound amplifier conforms to the structure of the human ear canal and it's invisible and comfortable to wear, it's not only suitable for listening in quiet environment, but also noisy environment.Advanced digital signal processing technology can intelligently reduce environmental noise and provide clear, high-quality natural sound. Selected superior chip with fine sound quality and stable transmission performance. Full digital circuitry, low power consumption, adaptive noise reduction, and can prevents howling. This product is rechargeable hearing aid, and with charging base, you can charge 2 hours and use for 12 hours, you can charge at night then you can use during the day, you can save lots of battery costs. This item is in the category "Health & Beauty\Medical & Mobility\Daily Living Aids\Hearing Assistance\Hearing Aids". The seller is "gsastore" and is located in this country: CN. This item can be shipped to United States.