Bluetooth Earphones With Built-in Microphone, Magnetic neckband, Noise Cancellation and Water-resistant Technology In An Ultra-sleek Design, Enhance Your Workout Now! While other headphones are heavy and lose connection, Lux Beats Bluetooth sport headphones provide excellent sound quality and heavy bass. Features include a magnetic neckband, built-in microphone, and volume and track-change controls. We use the best in Bluetooth technology, version 4.1. CE, ROHS, FCC and BQB certified, as seen on CBS, NBC, ABC and FOX news. Included in purchase are: micro USB charger, both small and large soft, ergonomic ear bud attachments, and user's instruction manual. Extra long battery life: 200 hours stand by time, 7 hours play time, and 7 hours talk time. Operating range is up to 30 feet. Use your Lux Beats while running, biking, rollerblading, etc., completely hands-free! All of these features are encased in a water-resistant, ultra light-weight, comfortable and sleek design. Lux Beats delivers immersive sound in your music that you can take with you everywhere you go!