ifidelity Blurr Bluetooth Earbuds are great for corporate giveawaysThese wireless earbuds provide premium sound while complimenting a free lifestyle. Lose your cord and enjoy your activities as they were meant to be enjoyed. Perfect for the gym, the slopes, travel or the office. Avoid tangled cords with this fashionable design and up to 6 hours of play back time. Make and receive calls with the built-in mic. Control volume and control your music without ever touching your mobile device via the control function. Connect to any Bluetooth-enabled device. Bluetooth working range is 10 meters (33 feet). Removeable earhooks and three sets of eartips are included varying in size from small to large. USB to Micro USB charging cable included and EVA molded carrying case for easy transporting.Enjoy up to 6hrs. of music at max volume on a single charge.