ACATIM Mini IPX7 Waterproof Wireless Bluetooth Speaker for Outdoor,Travel,Car,Swimming,Camping(Black) Special process, beautiful color, prevent oxidation, silicone cases and interface ensures a good seal, effectively prevent rain and dust, it can be used under harsh environment It is a 5w with Dual voice coil speaker, so you can enjoy high quality stereo audio provide a good experience using,you can use this item at home, office, car and of course, especially is often used in your bathroom or car!IPX7 Waterproof rating down to 1m for 30 minutes Unique shape, its tail has a variety of bracket functions, you can hang on mountaineering bag, bicycle, iron line or your hand, it is very convenient Power display function can show the ability of the power iPhone iOS 6.0 or later It is compatible with all Bluetooth enabled mobile phones, PDAs, tablet, mp3 players, pc, laptops and other electronic devices with Bluetooth.