Aluminum Waterproof Bluetooth Speaker, Portable Wireless Speaker with Built-in Mic & Enhanced Base, IPX5,10 Hour Playtime for iPod, Smartphones, Tablets, Laptops & PC LOUD AND CRYSTAL CLEAR TUNES: Featuring dynamic and crystal clear stereo sound from dual stereo drivers HD Sound and Bass, enjoy a full-range listening experience COMPACT AND SIMPLISTIC DESIGN : Measuring 6.37*2.52*1.11 inches and weighing only 9.03 ounces, the Bluetooth speakers comfortably slips inside backpack or even your back pocket LISTENING LONGER: Dual rechargeable Li-Po 1800mAh and 10 hours of playback EASY TO USE AND CONVENIENCE: Bluetooth 4.0 ,suitable most bluetooth-enabled devices. Such as iPhone 7 plus 7 6s plus, Samsung and Android smartphones, tablet, MacBook, free to go outdoors anywhere. MFB button to conversion between wireless Bluetooth and Aux-in mode as you wish. Built in microphone to make Hands free call OUTDOOR PORTABLE SPEAKER:IPX5 water resistant speaker feature protected against low pressure water stream from any angle. it will stay safe in the rain, by the pool or on a boat. We built our water-proof speaker extra tough to ensure that it can be safely carried anywhere, suitable for rainy environments, camping, bathrooms, Jacuzzi rooms ,party, hiking, poolside, shower, beach etc