Bluetooth enabled technology for wireless calling and music play. Built

 in ShareMe technology allows you to share your content with another set

 of headphones simultaneously. Buit in, USB rechargeable lithium-ion

battery provides 16 hours of uninterupted listening.

And when the battery dies, the included Aux calbe allows for passive

listening. Ear-Cup based mircrophone with pure konnexx echo

cancellation technology allows for handsfree callign with a pue

connection to your wireless device for clear, handsfree calling. 40 mm

drivers deliver a full spectrum sound. Ergonomic headband and leather

ear cusions for a comfortable fit and noise isolation.