Thank you for viewing. This is a hearing aid purchased new. It is unused, but has been opened to check the contents. [Hearing Aid] ・Annex Co., Ltd. ・Model KR-77 ・Accessories: Earphones [Purchase Date] ・October 2025 [From the manufacturer's HP] Kikochō is a highly sensitive, compact hearing aid. Small sounds are clearly audible, making conversations very easy. Also, by selecting the frequency, you can cut out surrounding noise and hear the sounds you want. You can adjust the volume balance between left and right, which is convenient for those with different hearing abilities in each ear. The sound collection microphone faces outward from the main unit, so there is no unpleasant noise such as rustling sounds even when placed in a pocket. Series Name: High-Sensitivity Hearing Aid Kikochō Brand Name: Annex Manufacturer Model Number: KR-77 Representative Color: Black Quantity: 1 Color: Black Weight/Size: Weight: 28g, Size: 28 x 115 x approx. 16mm thick Power Source: 1 AAA battery (included) Product Features 1: ○ By selecting the frequency, you can cut out unpleasant high-pitched sounds (Hi, Low 2 levels). Product Features 2: ○ You can adjust the volume of the left and right ears, which is convenient for those with different hearing abilities in each ear.