2 Pcs Small Invisible And Adjustable Tone Hearing Sound Amplifier

This is a pair of an invisible hearing amplifiers. It is perfect for adults, the elderly, and teenagers that suffer from hearing problems or have a hard time hearing conversations in groups of people.

2 Pcs Small Invisible And Adjustable Tone Hearing Sound Amplifier Features:

• Amplify sounds up to 40 decibels
• Weightless than 10 grams
• Adjust volume as your wishes

Specifications:

• Type: Hearing Aid
•  Frequency range: 300-4000H
• Voltage: DC 1.5V

Packages Includes:

• 2 x Sound Amplifier
• 8 x Earplugs
• 4 x AG3 Button Battery
• 2 x User Manual
• 2 x Case