Be active and be free with the Mengo Bumps Sport Wireless Headphones. Comfortably resting on the back of your head, these compact headphones remain in place in your ears no matter how you move and groove. Sweat resistant and weighing less than an ounce, the Bumps Sport Headphones are equipped with three buttons to control y our music, adjust and mute the volume, as well as take and end calls using the built in microphone. Coming in chrome, the Bumps Sport Headphones can connect to your device using either Bluetooth or NFC technology for a seamless connection. The 3-mW speakers deliver some serious sound riddled with rich bass and clear highs. The battery of the Bumps Sport Headphones will last you up to six hours with music playback or seven hours of talk time.