iHome Bluetooth Color Changing Rechargeable Headphones with Mic and Remote - iB91BC Bluetooth 4.0 audio with built-in mic Wirelessly enjoy your audio from up to 30 feet from mobile devices with no cords or cables, mic for hands-free phone use. Connectivity Technology: Wireless Cool color changing headphone effects in multiple colors. Colors include blue, green, red, amber, pink and purple. Select your color-changing mode with pulse to music, a glowing spectrum of colors, or select your favorite color. Convenient on-ear remote control and mic, Adjust track selection, play/pause, answer and end call functions with echo-cancelling mic. Rechargeable 8 hour battery with included USB cable to charge headphones. Great sounding headphones with padded and adjustable headband.