Wireless Invisible Audiphone Sound Amplifier

Product Features
It can be used for sound amplifier
When you see film， watch the play， have meeting， or have classes， the product can help you to hear the sound clearly and loudly
While in forest， if you want to hear very sound， it will be a good choice
The product can help you to hear the sound clearly and loudly
While in forest， you can hear very slight sound
Item Type: Ear Care
Product weight: 0.0050 kg
Package weight: 0.0740 kg
Product Size ( L x W x H ): 1.80 x 1.40 x 1.60 cm / 0.71 x 0.55 x 0.63 inches
Package Size ( L x W x H ): 14.50 x 7.50 x 6.50 cm / 5.71 x 2.95 x 2.56 inches
Package Content: 1 x Amplifier， 3 x Ear Plug， 2 x Button Cell， 1 x Plastic Box