Keweier Military Grade Waterproof Portable Bluetooth 4.0 Speakers with 10 Hour Playtime for Outdoor/shower (Blue) Best Waterproof Outdoor and Shower bluetooth Speaker , Military IP 67 Grade Wireless speakers for iphone 5 5S 6 6s plus , Samsung Galaxy S5 S6 Note 5 Note 6 Ipad mini 1 2 3 4 etc QUICK & EASY TO PAIR Our Bluetooth shower speaker & outdoor speaker uses Bluetooth 4.0 technology, so it pairs with portable devices much more quickly than other portable Bluetooth speakers. The wireless speakers outdoor & shower range is 33 feet, so you can listen to your device even when it's far away MORE POWERFUL THAN THE COMPETITION Most Bluetooth speakers designed for use as shower speakers and outdoor speakers have 3-watt audio drivers. Our shower & outdoor Bluetooth speakers feature 5-watt audio for stronger bass and higher quality sound. Perfect for Outdoor Sports, Travel, Bicycle/Bike, Cycling, Climbing, Camping, Hiking, Running, Fishing Use. LISTEN ON & ON Our wireless shower speaker has a high capacity battery that can provide up to 12 hours of endless music, even at 80% volume! The Bluetooth speakers outdoor model can be recharged in just 3 hours with the included Micro USB cable! That's much faster than other outdoor wireless speakers