2Pc Adults Sound Amplifier Invisible Side

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Description:

and high quality sound amplifier,Amplify sounds up to 40 decibels.
Made of durable soft silicone material,Ergonomic ear canal design , will not feel pain even after long time wearing.
Super mini size weight, not easily to be seen,help you hear clearly and loudly, whether indoors or outdoors.
Adjust volume to the minimum before wearing,Increase volume gradually to avoid sudden increase
Convenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear clearly and loudly

Specification:

Material:ABS

Color: Shown

Size: 9x8.5x3cm/3.54x3.35x1.18inch

Size Chart:

Max Sound Outout:110 + / - 5 db
Sound Gain:≥30dB
Total Harmonic Wave Distortion:≤ 10%
Frequency range: 300-4000 hz
Input Noise: ≤ 40 db
Voltage: DC1.5V
Current: ≤ 4mA

Package Includes:

1 Pair

4 Pieces Button Battery
6 Pieces Earplug
2 Pieces Instruction
2 Pieces Cleaning Brush

Note:

Please allow slightly difference due to manua l measurement.
Color may be slightly different since different monitor. Thank

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