Bone Conduction Headphones beauty Built with USB 3

Built with USB 3

back and buttocks

Simple and Nicely Made for Both Indoor and Outdoor Use

6/12 x Card

Do not worry about the traditional and color pens would soil child's clothes

Bone Conduction Headphones beauty Built with USB 3Unlike traditional headphones, they will block your surrounding sound more or less, so you may expose in danger while you're running or cycling. Bone conduction headphones work by vibrations, sound transmits via cheekbone to your cochleas, which avoids hearing impairment compared to ordinary earphones. Bone Conduction Headphones are lightweight and they will never fall out no matter what kind of strenuous exercise, enable you to do sports freely.