JBL LIVE 650BTNC - Around-Ear Wireless Headphone with Noise Cancellation - Non-Retail Packaging (Blue)Equipped with powerful 40mm drivers, JBL LIVE650BTNC headphones deliver JBL Signature Sound punctuated with enhanced bass so every track on every playlist pops. When the music is the only thing that matters, the active Noise-Cancelling technology allows you to block-out ambient sounds so nothing disturbs your groove. And with a cool, lightweight and comfortable design, you’ll enjoy up to 30 hours (20 hours with BT + ANC) of music streaming with only 2 hours of recharging timeFEATURES:JBL Signature Sound; 40mm drivers and a sound signature that can be found in the most famous venues all around the world.Hands-free calls; Stay in touch with your world by managing calls with the buttons on the ear-cup. When the battery is flat, just plug-in the audio cable and continue listening and chattingPress play. Mute distractions; Keep the noise away and stay focused on the music with Active Noise Cancelling.