I purchased this online in March 2025 for my elderly father, but he has no use for it, so I am selling it. (The following is quoted from the website) ✅【Easy and Comfortable Hearing Aid "Mimi Sapo Hearing"】Mimi Sapo Hearing is a behind-the-ear hearing aid that can be worn like an earphone. It provides a comfortable fit and is lightweight, making it easy to wear for long periods without fatigue, especially recommended for the elderly. No difficult settings are required; it can be used immediately by simply turning it on. It is a hearing aid that is easy to use for beginners and the elderly. ✅【Hearing Aid Supervised by Certified Hearing Aid Specialists】Mimi Sapo Hearing is supervised by certified hearing aid specialists and adopts acoustic characteristics that match the sounds of the Japanese language. It reduces howling, clearly picks up surrounding sounds, and makes conversations and TV audio easier to hear. It is a hearing aid supervised by certified hearing aid specialists that helps with hearing difficulties in the elderly. ✅【Powerful Performance for Various Scenes】While normal conversation is about 60dB and a loud voice is about 80dB, Mimi Sapo Hearing is a hearing aid that can output up to 129dB, offering very powerful performance and can be used like an earphone. It can be used comfortably in various situations, such as listening to TV audio, conversations, and music. ✅【Usable on Either Ear】Mimi Sapo Hearing uses a 360-degree rotating flexible cord, allowing it to be worn on either ear and used according to the situation. The angle of the hearing aid cord is adjustable, making it easy to fit the ear, and even elderly people who are not used to wearing earphones can wear it comfortably for long periods with a stable fit. ✅【Simple and Easy Operation】It is a hearing aid with simple button operation that is easy to understand even for the elderly. The volume has three levels: "High, Medium, and Low," and no difficult settings are required, so anyone can easily operate it. In addition, the continuous usage time is about 50 hours, so you don't have to worry about running out of battery even if you wear it all day, making it a recommended hearing aid for active elderly people. *Be sure to use the included AC adapter for charging. Product Name: 3M Mimi Sapo Hearing Rechargeable Behind-the-Ear Hearing Aid (Single Ear) Model Number: TM-01MSH Color: Champagne Gold Accessories: Accessory box, instruction manual Thank you for viewing.