Features:
- Comfortable: Made of high-quality material, durable and sturdy, comfortable to wear. Ergonomic design, soft and flexible, these hearing aids help you a lot in daily life.
- Noise-canceling: Built-in intelligent chip, clear and noise-canceling, no worry about the noisy environment.
- Multifunctional: There are 5 different sizes of earbuds, no worry about discomfort, suitable for different people.
- USB Rechargeable: Safe and rechargeable, with a long standby time, no need to replace the battery, environmental-friendly, and power-saving. 
- Convenient: Easy to operate and use. One button to switch the working modes, to adapt to different occasions, whether at home or on a noisy street, to bring you clear sounds.

Specifications:
Maximum Sound Output: 118+/- 4dB
Sound Gain: >= 32dB+/- 2dB
Total Harmonic Distortion: <= 7%
Frequency: 300-3800MHz
Input Noise: <=32dB
Voltage: DC 3.7V
Current: <=2mA
Charging Time: 3 hours
Normal Working Time: 45 hours

Packing List:
1x Hearing Aids
1x USB Charging Cable
5x Earbuds
1x Cleaning Brush
1x Container Box
1x User Manual