EcoXgear EcoEdge Pro 20-Watt RGB Speaker is 100% Waterproof Bluetooth speaker. Featuring a booming 20W speaker and large passive sub-woofer, incredible sound in a portable package, and is still tough enough for every outdoor adventure. IP67 Certified Waterproof & Dustproof. Shock Resistant / Submersible / Floats. Big sound & long playtime packed into a slim, rugged, and portable size. Loud 20W Max speaker with large bass enhancing passive woofer. 20+ hours of playtime. EcoTalk button for easy activation of Siri and OK Google voice assistant. EcoConnect compatible - pair 100 units together for stereo sound. Bluetooth 4.2 streams audio wirelessly from up to 100 feet away via your Smartphone, tablet or any Bluetooth enabled device. In-Built Bottle Opener.