The new E50BT takes JBL's famous Trademark Noise, includes sophisticated Bluetooth and mobile functions, and packages all of it in a sleek design that's both comfortable and head-turning. JBL's engineers have actually combined charitable 50mm motorists with PureBass Performance, treating your ears to extensive frequency response (10hz to 24KHz) with full, undistorted bass. Bluetooth technology enables cordless connectivity with phones, tablets and music gamers, while giving you single-button access to crystal clear, telephony making use of echo-cancellation technology. Integrated ShareMe technology lets you to stream music wirelessly to another ShareMe-equipped earphone. An integrated rechargeable Li-ion battery offers 18hours play time, when the battery is flat, utilize the included aux cable for continued, undisturbed listening. Beyond great noise, the E50BT is developed for comfort, design, and resilience. The ergonomic headband and 3D swivel hinges permit a personalized fit and lasting comfort. The butter-soft, leatherette ear cups cradle your ears for all-day comfort and work to seal out disruptive ambient noise. The E50BT's smooth design and 5 distinct color combinations make a visual statement that's as striking as its noise.