Amplify Sounds up to 60dB Max. Acoustic Gain: 135dB Very Powerful Weighs only 9 grams 6 Volume Levels Adjust to either ear It is made with high technology and so small. It fits right behind your ear (fit for RIGHT & LEFT ear)Do not be fooled by the small size or appearance of this device. It may look like a simple device designed to hide right behind your ear, but is actually a major breakthrough in sound interception and amplification technology. State of the art electronic engineering actually allows you to capture and amplify sounds you can hardly hear with your own ears! It works so incredibly well that you literally won't believe your ears! Just imagine what it would be like to hear sounds that you could never hear before with ordinary hearing. Studies show that there are thousands of different sounds that are not normally audible to the average person. Slip on this technologically advanced device and you will instantly hear like a super hero. Incredibly, you will be able to hear people talking in the next room loudly and clearly! Take a walk outdoors and you will hear birds sing like you have never heard them sing before, and hear deer comingbefore they hear you! It is an outdoors man's dream coming true! Brand No Brand SKU OT776EL0C90MCNAFAMZ-260266 Model Other