AIDERY Bluetooth Sounds Amplifier for Ears Rechargeable Sounds Amplifier App Control Black

Aolantai

4 Sound Models & Smart Phone App Control Automatically filter noise in 4 different environment, HD sounds received. Switch modes and adjust volumes on the smart phone connect by Bluetooth, and when you find a sounds you like, the device will remember your selection. MORE SOUNDS SOURCE RECEIVED The amplifier can received sounds frequency below 300Hz, and frequency high than 4000Hz. More sounds source received, never missing any Whistles Clear Conversations in Multiple Environments With this sounds amplifier, you can easily enjoy conversations even in noisy environments such as theaters, churches, meetings, restaurants and similar environments. You won't need to ask people to repeat what they said or pretend you heard them. Rechargeable Long use time up to 120 hours, 24 hours working time per full charged, and charging case provides 5 charging times per full charged. Invisible & Comfortable Sleek, functional, and practically invisible. So comfortable, you may forget you're wearing them.