Doosl Rechargeable Hearing Aid, Invisible Hearing Amplifiers for Seniors, High Power Amplifier Sound Enhancer Device to Aid and Assist Hearing For ElderlyDeaf

Doosl rechargeable digital hearing amplifiers, a personal sound aid device suitable for seniors and adults, it is designed to let your hearing better. Features:Upgraded hearing aids:44.8% Improvement Compared To The Previous Generation. RIC Design Reduces The Chance Of Howling And Is Not Easy To Fall Off, Strengthen The Surrounding Vocals, Weaken The Environmental Noise, Advanced noise-canceling, feedback suppression & background reduction. Rechargeable:This Is a USB Rechargeable Personal Sound Amplifier, So You Don¡¯t Have To Think About Where To Put The Button Battery. It Can Work For 40 Hours After Charging For 6 Hours. Tips: Too Long Term Charging Will Shorten Battery Life. Easy To Use:One Button To Adjust The Volume, One Button To Adjust The Channel And Switch Off/On, You Can Choose According To Different Environments. Comfortable To Wear:The hearing amplifier adopts a humanized arc design, which is comfortable and not easy to fall. Lightweight and small size, 0.25 Ounce, TP