Mini Rechargeable Hearing Aid Low-Noise Wide-Frequency One-Click Operation Sound Amplifier Deaf Hearing Aids

Mini Rechargeable Hearing Aid Low-Noise Wide-Frequency One-Click Operation Sound Amplifier Deaf Hearing Aids
Specifications
Product name:Hearing Aids
Color:White
Shell Material:ABS Plastic
Source Method:USB
Rated Voltage:5V
Rated Power:15W
Maximum OSPL90:??117dB??3dB
High frequency average OSPL90:109dB??4dB
Average gain:25dB??5dB
Frequency response range:400Hz??4500Hz
Equivalent input noise sound level:??29dB+3
Total harmonic distortion:??7%
Related power supply:??6mA
Features:
3 handy earplug sizes for customized comfort.
Just 1 button to adjust sound input.
Fast USB charging with long battery life.
Portable case with lights to indicate charge.
How to wear the hearing aids correctly:
1. Choose the most comfortable size of earplug.
2. Place the earplugs onto the hearing aids.
3. Hold the button for 3 seconds to turn it on.
4. Press the button briefly to adjust the volume input.
5. Place the hearing aid into the ear until it is snug and comfortable.
6. Press and hold the button for 3 seconds to turn the hearing aid off again.
Charging instructions:
The case:Take the included charging cable and plug it into the port. When charging, the case will show a blue indicator light. Once the box is fully charged, it will change to white.
The hearing aids:Carefully place them into the charging box. A blue light will be displayed while charging and a white light when they are fully charged.
Package Included:
2 x Hearing aid
1 x Case
1 x User Manual

Additional information