Feature 1GREAT SOUND: The amplifier is designed to provide enhanced sound amplification for seniors with moderate to severe hearing loss. It allows seniors to clearly hear conversations, TV shows, and other daily sounds with ease. 2CUSTOMIZABLE SOUND CONTROL: The sound amplifier is user friendly and easy to operate. It features simple gear for adjusting the volume. Seniors can easily adjust the settings to their preference without any complicated procedures. 3SWEAT AND MOISTURE RESISTANT: The amplifier is designed to be sweat and moisture resistant, making it suitable for daily use. Seniors can wear it comfortably throughout the day, even during physical activities or in humid environments, without worrying about damage. 4CONVENIENT TO WEAR: The pocket amplifier is lightweight and compact, making it easy to wear and manage. Its convenience and comfort make it an ideal solution for individuals seeking an effective audiphone that is simple to use and carry with them at all times. 5LONG BATTERY LIFE: The amplifier is powered by a single AA battery (battery not included). It has a long battery life, allowing seniors to use it for extended periods without frequent battery replacements. This ensures continuous and uninterrupted use throughout the day.Item Type:PocketSoundAmplifierMaterial: PlasticBattery: 1 AA battery (battery not included)Applicability: Suitable for individuals with moderate to severe hearing loss .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Main Unit1 x Wire3 x Earplugs1 x User Manual1 x Screwdriver1 x Storage BoxNoteAvoid water entering the audiphone. Do not expose the audiphone to extreme temperatures, and avoid exposing it to direct sunlight, such as in your car.