Bone conduction headphones 

Works by vibrations, sound transmit via cheekbone to your cochleas, which avoids hearing impairment. Feature: (1) Compability -- Pairing with any iPhone, Andriod cellphones, almost all smartphones, tablet, laptop and computer. (2) Bone Conduction Technology -- Avoids hearing impairment compare to ordinary headset. (3) Open-Ear Design -- Helps you stay alert to your surroundings, avoid danger and meanwhile enjoy music. (4) True Wireless Bluetooth V5.0 -- Truly wireless to set yourself free.