Allows you to hear the frequency of each sound more clearly,as expected! The hearing aid amplifier for adults with mild to moderate hearing loss. We offer you a more affordable,high-quality hearing experience.So you can hear the world around you comfortably. 1: Start wearing your hearing aids in a quiet listening environment.We recommend wearing them for 1~2 hours a day.It usually takes a little time to get used to your hearing aids during this period. 2: You will hear different sounds more clearly than before.We recommend wearing our hearing aids for 4-8 hours a day.You can take a walk in the park or in the forest and enjoy listening to the sound of birds chirping. 3: You can try wearing your hearing aids in noisy public places such as restaurants,but be sure to adjust the sound to the right volume before going out.We recommend wearing your hearing aids for no more than 8 hours a day during this period. Gradually increase the number of hours per day until you feel comfortable wearing your hearing aids.Once you are comfortable wearing the device,immersive by every measure. Rechargeable Hearing Aids - Improved sound quality for a better wearing experience Comfortable design: The rechargeable hearing aids come with three different sizes of earplugs--Samll,Medium and Large,the soft and pliable material enhances the overall wearing experience. Rechargeable OTC Hearing Aids: This pair of hearing aids is 100% rechargeable.With the magnetic wireless charging base,they can be fully charged in just 2 hours and have a battery life of approximately 12 hours. High-capacity charging case: Instead of having to replace batteries frequently,this hearing aid-compatible charging cases can be fully charged in less than 8 hours.For those who value battery capacity and quality of charge,this makes you more secure on the go! This hearing aids with noise-canceling function,whether watching TV,outdoor sports,family discussion and communication can feel comfortable and sweet.No longer worried about missing a discussion or misinterpreting what was being said. One-Button Operation Invisible Hearing Device,Super Easy to Use HOW TO USE There is a control button in the center of the hearing aid. After a long press to turn on the hearing aid, simply click on the control button to adjust the volume at different levels. Simple and straightforward, perfect for seniors.