Audio Sensitivity (in Decibels): 40 Decibels. Features & Specs. Headphone Folding Features: In-Ear. Battery Cell Composition: Lithium Ion.
ZINGLE Invisible Hearing Amplifier for Adults with Intelligent Noise Cancellation, Hearing Amplifier for Seniors with Clear Sound, Super-Mini Design Comfort Fit in Ear Canal
Kaiouli Invisible Hearing Amplifier for Seniors with Crystal Sound, Rechargeable & Comfortable Hearing Amplifiers for Adults with Long Lasting Battery, Intelligent Noise Reduction (Beige)
Invisible Hearing Amplifier for Adults Intelligent Noise Cancellation Beige
Virtually Invisible Hearing Amplifier for Adult with Crystal-Clear Natural Sound
