Rechargeable audio device with an ear-hook design that allows for volume adjustment up to approximately 30 times. - Product Name: Rakuchin Hearing - Price: 10,890 yen - Instruction Manual: Included - Maximum Volume: Approximately 30 times louder - Features: Ear-hook rechargeable audio device - Recommendation: Recommended by Katsumi Takahashi - Ear Pieces: Ear pieces (large, medium, and small, 1 each) Discounts are available. Thank you for viewing.