It's the most reliable feature in the department of weatherproof wireless speakers and durability. This highly technologically advanced Aqua Sound Portable Wireless Waterproof Bluetooth Speaker is the ideal way to bring in the new summertime season! Besides being waterproof that allows safe usage near the pool or at the beach, this dust-free sand and shock proof piece acts as a standalone music system for your entertainment. Easily accessible and wonderfully mobile, this feature's built-in Micro SD card slot allows you to stream music independently and its wireless BT technology is compatible with most wireless BT enabled devices.  Always accompanied by your music and never in the dark, this piece serves as a true companion for summertime fun!