The compact yet powerful design of the interior incorporates dual drivers with rare-earth magnets, a Canadian long-fiber diaphragm and a passive radiator allow the Mini to reproduce music with dazzling sound quality for maximum excitement and enjoyment.The Mi Portable Bluetooth Speaker supports true wireless stereo connection. This allows you to combine two speakers into a wireless stereo configuration, with the two speakers serving as the right and left sound channels, for a more impressive listening experience.Enjoy up to 10 hours* of music on a full charge with the large 2000 mAh battery. USB-C charging port supports up or down plug orientation for faster and easier charging. More power and longer battery life means your music lasts longer when you go out.