The bluetooth speaker can last Up to 10 hours of music playback with a High fidelity sound, Integrated microphone (hands-free function) and ofcourse its water and dust resistance.Go wireless and enjoy your music outdoors with the new Portable Speaker. It's beautifully designed and lightweight, with Bluetooth connectivity, waterproof rating and a great price.It has a compact body (in diameter) and light weight, which you can carry comfortably in a jacket pocket or a handbag without taking up much space.High Quality Sound with Excellent Internal StructureThe feeling will be totally pleasant for your ears... It's hard to believe that the Portable Bluetooth Speaker Mini, being so small, plays such high quality audio.The new Mi Portable Bluetooth is made up of a double magnetic unit with a fibre diaphragm and a passive radiator, resulting in an extraordinary and immersive sound, with clear medium and high frequencies and really deep bass.