Damson Audio Headbones Bone Conduction Wireless Bluetooth Headphones  - Black BONE CONDUCTION - Using the temporal bone in front of the ear, these wireless bluetooth headphones send vibrations to the inner ear maximizing the sensory experience of sound and music, while minimizing the likelihood of hearing damage. Listen to music while leaving your ears open to background sounds, such as a cyclist ringing their bell when jogging, or a car that is out of sight when cycling. When you need to block outside noises, use the built in 3.5mm out to plug in your ear buds, or use the included ear buds FOLDABLE, FLEXIBLE DESIGN - Headbones are designed to comfortably fit all shapes and sizes. Soft rubber pads sit comfortably on the temporal bone. Flexible arms and an adjustable strap allow the user to adjust the fit to suit their needs MAKE AND RECEIVE CALLS - Headbones are equipped with bluetooth version 3 and a microphone that allows users to use their paired phone, hands free, keeping the user safe when on the move. A call button allows you to easily answer calls or make use of voice commands through Siri, Google Voice or Cortana QUALITY AND FUNCTION - These headphones include bluetooth version 3 and APT-X for high quality audio playback and low latency video support. NFC allows for quick and easy pairing with enabled devices. IPX5 rating means these headphones can be used in heavy rain or heavy sweating. The built in 320mah lithium battery provides up to 8 hours of bone conduction playback, or over 20 hours with 3.5mm headphones. At a weight of just 80g these rest lightly on your head CONVENIENT TRAVEL CASE - Headbones come with a set of earbuds, one sports strap, one usb charging cable and instructions. Use the included case to keep your headbones safe and keep all your accessories with you when you travel