Compared with bone conduction headphones, the bone conduction hearing aid that receive sound by the skull is more comfortable and healthier. And this product included a sterilising trays, which could keep your headphones clean and storage.

Features:  
Uses a sound pickup unit to receive sound through the intelligent integrated module to drive vibrator vibration.
By the bone conduction headphones, the sound can be directly transmit though the skull to the inner ear.
The sound transmits through the bone to auditory nerve, more comfortable and healthier than traditional hearing aids, suitable for people who has trouble in listening.
Comes with the wireless design, which is more comfortable and more convenient.
Release your ears to listen the world, you can response to the surrounding situation quickly, far away from dangerous, suitable for many indoor and outdoor activities.
Package included a sterilising box, which could keep your headphones clean and storage.

Specifications:
Item Type: Bone Conduction Headphones
Color: As Pictures Show
Package Size: 13.2 x 10.2 x 3.2cm / 5.2 x 4.0 x 1.3inch
Package Weight: 147g

Package List:
1 x Bone Conduction Headphones
3 x Button Battery
3 x Replaceable Earplug ( Different Size )
1 x Littel Brush
1 x User Manual
1 x Sterilising Trays

Note:
If the squeak is happening, please switch off the headphones first, then adjust the both volume to minimum, switch on the headphone again, and adjust the volume higher to appropriate again.