This hearing-aid is safe to use, convenient and practical. It can help user hear the outside sound again, regaining confidence. Mini, lightweight and invisible, comfortable to wear. Suitable for the elderly and those people with hearing loss.

Specifications:
Material: Plastic
Color: Skin Color, Black, White (Optional)
Quantity: 1 Pair
Max. OSPL90: ≤115±4dB (or ≤115±3dB sent at random)
HF Avg.OSPL90: 108±4dB (or 104±4dB sent at random)
Max. Gain: ≤41dB (or 30±3dB sent at random)
HFA Gain: 28±5dB (or 28±3dB sent at random)
Noise Level: ≤32dB
Frequency Range: 350-5000Hz (or 300-3500Hz sent at random)
Total Distortion: ≤5% (or ≤3% sent at random)
Voltage: DC1.5V
Current: ≤2mA
Hearing-aid(Each One): Built-in 25mAh Rechargeable Batterys 
Charging Time: ≤6 Hours
Working Time: ≤16 Hours
Package Size: 170 * 90 * 50mm / 6.69 * 3.54 * 1.97in
Package Weight: 210g / 7.41ounce

Notes: 
1. The Charging Case is without built-in batterys and it is powered by most USB devices.
2. Due to the different monitors and light effects, the actual color of the product maybe slightly different from the picture color, thank you for your understanding

Packing List:
1 Pair * Hearing-aid
1 * Charging Case
6 * Earplugs
1 * Small Brush
1 * Charging Cable
1 * User Manual(English)