The BoomBottle H2O Bluetooth Speaker has been specially optimized for outdoor use. It comes with stunning audio quality and can work as a durable and portable Bluetooth speaker. The set up also features a waterproof frame and is perfect for use by the poolside, beach, snow or under any such similar environments. It includes a 50 MM speaker with a passive subwoofer. The rechargeable lithium battery can play for around 11 hours at a stretch. You can connect it wirelessly over Bluetooth or use the 3.5 MM cable if required. The integrated controls will enable you to play or pause music as and when necessary. Available in blue and yellow colors, this is surely a speaker made for the outdoors.