The Blue tune - Bean works with all Bluetooth-enabled devices: smart phones, tablets and most notebooks The Blue tune - Bean has a crystal clear and loud sound making it great for outdoor use. Microphone capability makes it easy to take and make calls hands free. The fun, playful and colorful design makes it a wonderful gift. It is available in white, black, red, pink, blue and yellow. Each bean comes with a carabineer for hooking on a belt loop, backpack, bike etc… and a standard rechargeable USB cable