Feature: 1. Stable Transmission: Bluetooth sound aid adapt to a variety of listening environments, presenting sound quality, making the sound transmission more stable. 2. Easy To Carry: The charging case can be charged and stored, easy to travel, does not take up space, put it in your pocket, which is easy to take away. 3. Noise Canceling Function: With the latest double noise reduction function, it can intelligently handle background noise and provide clear sound. 4. Fit To The Ear: In ear contour design, rechargeable bluetooth sound aid is close fit to the ear, soft earbuds and anti drop design, comfortable to wear without falling off. 5. Help Hearing Impaired: Sound amplifier can help people with hearing loss to hear again and resume normal life, provide great convenient for your daily life. Specification: Item Type: Sound Aid Earphone Box Material: ABS Built In Battery For Charging Case: Lithium ion battery 400mAH Single Headset Built In Battery: 30mAh Scope Of Application: Ideal for the elderly and adults . Package List: 1 x Pair Of Sound Aid1 x Charging Case 6 x Earbuds2 x Instructions1 x USB Cable