Bone Conduction Headphones Bluetooth, Wireless Open-Ear Headset With Microphones, Titanium Lightweight Sweat Resistant, Answer Phone Call Sports Earphones For Running Hiking Bicycling

Real bone conduction headphones transmit sound through vibration, so you can hear the sound more clearly and loudly while insert the spong earplugs in your ear, but at the same time the air can also transmit the sound, so it is not silent to the person next to you, so don't turn up the volume on bone conduction headphones to 100% if you don't want the person next to you to hear the sound