NEW Wireless Headphones Bluetooth 5.0 Bone Conducting Earphones Painless Not In The Ear Outdoor Sports Earbuds Stereo Waterproof

Product:BL09 Bluetooth Headset Bone Conduction Concept Wireless Bluetooth Headset Binaural
 
Features:
1:Do not enter the ear to reduce the pressure inside and outside the ear, which will cause hearing damage and increase comfort (not in the ear is a safe sports earphone), liberating hands
2:Use sound conduction technology to transmit sound close to the bones. Sound waves are transmitted directly through the bones to the auditory nerve, which is safe and comfortable
3:BL09 Bluetooth Headset Bone Conduction Concept Wireless Bluetooth Headset Binaural