Earbuds Hearing Amplifier Single Mini Lightweight Earphone with Charging Box

Features:
Adjust volume to the minimum before wearing. 
One-key operation, easy for the elderly to use. 
Ergonomic design, invisible and comfortable to wear. 
It can greatly reduce noise, providing high clear sound quality. 
Comes with a Charging-case for recharging the device anywhere and anytime. (The Charging Case is without built-in batterys ,needs USB charing cable). 
Anti-shock, anti-drop,durable.Suitable for the elderly and those people with hearing loss, perfect to help hearing the outside sound again, regaining confidence. 
suitable for different sizes of ears. 
  
Specifications:
Color:Black/Skin color/White; 
Material:ABS; 
Full Charging Time:About 6 hours; 
Working Time:About 16 hours; 
Voltage:DC1.5V; 
Current:≤2MA; 
Input Noise:≤32db; 
Sound gain:≥28dB+/- 5dB; 
Total harmonic distortion: ≤3%; 
Frequency Range:300-3500MHZ; 
Max Sound Out Put:115+/- 3dB  ; 
Box Size:About 17x9x5cm/6.69x3.54x1.96in; 
  
Package Included:
1 x Hearing Aid; 
2 x Earplug; 
1 x USB Cable; 
1 x Charging Compartment; 
1 x Cleaning Brush; 
1 x User Manual