UNMATCHED PERFORMANCE HEAR EVERYTHING UP TO 100 FEET AWAY: Imagine being able to hear sounds from up to 100 feet away. If you're looking for a device that enhances distant sounds, your search is over. Our personal o amplifier features volume and tone controls, allowing you to clearly hear conversations, doorbells, or TV o. Designed for superior sound amplification, it delivers up to 50dB gain, enabling enhanced hearing at extended distances. Use it for bird watching, listening in outdoor settings, or focusing on spoken details in quiet environments. Suitable for individuals with mild hearing needs or those seeking amplified sound for everyday activities. HIGHLY EFFECTIVE BUILT-IN MICROPHONE: Unlike other devices with external microphones, this amplifier includes a built-in microphone for improved durability and consistent performance. The integrated design ensures clear sound pickup without the risk of losing parts. SUPERIOR PERFORMANCE: Equipped with new and improved mini earphones, this lightweight device includes a belt clip for easy portability. Powered by 2 AAA batteries (not included), it provides up to 30 hours of use. Ideal for both indoor and outdoor use, this personal o amplifier offers clear, reliable sound in various environments.