hearing aids amplifiers personal sound amplifier small digital device for seniors fda approval hifisoundy <b>we are served over 150,000 customers and produced over 1 million elderly assistance products and hearing amplifiers for seniors.<br>adjustable to fit either ear, 2 year warranty!!</b><br>it designed by audiologist is easy, durable, and comfortable to wear. <br>it is super mini size and light weight, not easily to be seen; <b>adjust volume to the minimum before wearing; increase volume gradually to avoid sudden increase in sound;</b><br>our noise reduction sound amplifiers are ready to wear right out of the box with no prescription or fitting required.<br><br>hearing amplifier helps improve speech intelligibility, increases your confidence<br><br>super mini hearing amplifiers which can be hided in the ear and invisible.<br><br>hearing amplifiers helps retain voices and enhance your hear <br ><br>a key switch, a key to adjust the volume, you can use the adjustment bar to change the volume as you need.<br><br>hear in superior sound with a noise reduction sound amplifier. <br><br>320+ hour battery life,premium uk battery with longest life available in hearing amplifier industry. <br> the device has a noise reduction feature that creates an acoustical seal to aid in eliminating background noise. <br> interchangeable ear hearing aids, fit comfortably on your right and left ear. <br>reduce background noise it could help you hear the sound clearly and loudly.<br><br>package included: 1 x sound amplifier <br><br>product size: 5cm * 4.5cm * 1cm <br><br>2 x a675 zinc air batteries cells <br><br>1 x instruction manual <br>1 x case <br><br>4 x units of earplug of different size which can fit different people's ear </b>the device has a noise reduction feature to aid in eliminating background noise. </b>when you not use, take battery out for saving power. <b><br>this psap device is not recommended for individuals with severe or profound hearing problem.<br> if you are having any difficulty with your hearing amplifiers, the first step should be to replace the batteries.</b>