Stasis Energy Bluetooth Headset Fast Charge Technology: Five minutes of charging will give you one hour of power for your workout. A full charge will give you 10+ hours of battery life. Sweat and Water Resistant: These headphones will keep up with your toughest workout. You can use them in the steam room or the sauna, too. Superior Functionality: The best talk module and noise cancelling tech on the market. Calls are crystal clear without echoes or distant, faint sound. Incredible Sound: The best audio digital processor you can find in a sport earbud delivers the awesome sound and epic bass to fuel your workout. It also includes noise-canceling technology so the rest of the world is shut out while you're in the zone. Connect to Any Bluetooth Device: From your cellphone or computer, to your Xbox One or PS4, you can pair our headphones with any device that supports Bluetooth technology.