Jabra Move Wireless Stereo Headphones - Black Listen to your tunes and never miss a call Ultra-lightweight and adjustable headband fits all head-types Durable stainless steel headband and dirt resistant fabric for life on the move.40mm Dynamic Drivers Connects to all Bluetooth ready devices - phones, computers, tablets and more; includes optional cord so you can use your headphones on flights. Easy pairing Up to 8 hours talk time/music time and up to 12 days standby time.Stream Two Devices with Multiuse. Bluetooth 4.0 Wireless Connectivity