New charging case noise-canceling hearing aids are designed for the elderly, with no whistling and noise reduction functions, allowing people with hearing impairments to enjoy clear sound. Equipped with a digital display charging case for easy charging anytime and long-lasting battery life. The lightweight and comfortable wearing design does not burden the ears. Whether communicating with family or going out for fun, it provides a high-quality auditory experience and is a good helper for the elderly's lives. Professional noise reduction technology makes life better!