The Samsung Level U Wireless Headset (Black) features Samsung Ultra High Quality Audio (UHQA) Studio Sound, delivering a true 24bit digital audio experience with up to 2x wider frequency range than standard wireless sound. UHQA works with select Samsung Galaxy smartphones and tablets, with standard high quality audio on any device with built-in Bluetooth technology. The Level U Pro has a comfortable ergonomic design that wraps conveniently around your neck. With noise reducing and echo cancelling technology for up to 9 hours of play or talk time, easily use your earbuds with noise clarity on the go. Control your volume as well as start and stop your tunes with a simple click of a button. When not in use, conveniently clasp the earbuds together with the built in magnets for ease while traveling. The Level U Pro Wireless Headset works seamlessly with the Samsung Level App making it the perfect solution for you Samsung mobile device.