Rechargeable Personal Sound Amplifier for Seniors Waterproof With Noise Cancelling With Magnetic Charging Case (Skin) True 11 Channals

Professional Hearing Feeling：Laiwen Sound Amplifier Can offer Adjustable, Stable Crystal Clear Hearing Support Recharge Your Life:A clear hearing experience with no feedback (whistling, squealing, etc.) and adjustable.You can make phone calls, talk to friends and family, listen to music, watch TV, even hear birds clearly, etc. 11 Channals Advanced DSP Chips:The More Channals ,The More Advanced .This Advanced DSP Chips Offer Perfect Noise Cancellation Solution with Automatic In Ear Protection. Amplify sound more naturally ,Filtering noise more thoroughly, Clearer and more natural sound, Battery Lasts 100 Hours：Complete with convenient portable charging case, you can recharge your aids up to 4x giving you 100 hours of hearing time, leaving you free from stress, never having to worry about finding power. Simply plug the case in to charge the aids and the case. Perfect Gift for Your Family:Sound amplifier are a perfect gift for the elderly to bring them back to everyday life. They can hear love words and laughter from everyone and drive their loneliness away. Product Feature:1. Intelligent hearing compensation algorithm. Intelligent noise reduction.Quickly enter the auxiliary hearing mode.2. Built in 11 Channels. 3. Soft and skin-friendly,comfortable to wear. 4.High-definition sound quality. 5.Exquisite and small,Fashion design. 6.Protable and Easy To Carry.Use anytime,anywhere.7. 5 Volume Levels--Press the button to adjust. 8.Type-C Rechargeable Style.No need to replace the battery, environmental and save more money. 9.Matching charging bin,immediately release and recharge cycle use.10. Long Life,Extra long standby 100h endurance. Technical Specification:1.Working voltage:DC3.7V (lithium battery)2.Battery:40mAh3.Capacity battery life:>15h4.Maximum OSPL90:≤103dB+5dB5.High frequency average OSPL90:100dB±4dB6.Full sound gain (average high frequency):30dB±5dB7.Total harmonic distortion:≤5%+3%8.The frequency response range is not narrower than:300Hz~5000Hz9.Equivalent input noise level:≤27dB10.Rated power supply current consumption (in auxiliary hearing mode):2(mA)11.Product size:62.5mmx40.5mmx29mm12.Net weight:About 30g Packing:1.Personal Sound Amplifier* 1Pair2.Charging Case* 1Pcs3.Charging Cable* 1Pcs4.Ear Domes *65.Wax Guards6.User Manual