【Excellent Hearing Experience】No more missing out on conversations with friends and family. The long stem of the hearing aid separates the receiving hole from the speaker to avoid a sound return, thus no whistling happened. This hearing aid is a great choice for mild to moderate hearing loss. 35 dB sound gain is higher than most other hearing aids..【Easy Operation】No complicated modes and buttons. Auto turns ON/OFF while in/out of the charging box, manual turn ON/OFF by simple finger touch 7 seconds. Adjust the sound volume by finger without tools. Easy operation, comes with a detailed instruction manual so that the hearing amplifier is very suitable for seniors..【Rechargeable】Put the rechargeable hearing aid into the charging case to automatically charge. The hearing aid and the charging case can be fully charged within 1~2 hours and the hearing aid can be used for 20 hours continuously. With the charging case the hearing aid can be used for up to 80 hours. Quick charge supports 10 minutes of charging for up to 2 hours of use. The portable charging case can be charged anytime and anywhere. Make your life easier and more convenient..【Invisible & Comfortable Design】Eaybyear hearing amplifier provides an enhanced fit and can be worn firmly on the ears. A single hearing aid weighs only 3.45g, lightweight and small, so there is no burden to wear it. The first hearing amplifier without earplugs to achieve the best wearing experience, fashion looking, just wear it with confidence and no need to hide..【Ideal Gift】The longer hearing loss goes untreated, the brain’s ability to understand and decode speech decreases. Hearing aids are a perfect gift for the elderly to bring them back to everyday life. They can hear love words and laughter from everyone and drive their loneliness away. Feel free to contact us if you have any problems, we are so glad to help you and reply in 12 hours ASAP.