Denali Audio Aqua Tank IPX7 Waterproof Portable Bluetooth Speaker, Blue All-weather compatibility: IPX7 dustproof, splashproof, & dustproof rating protects against water immersion, dust, and drops. Perfect for any camping trip, hiking trail, pool parties, and much more! Rugged, buoyant, and portable size makes a worry-free experience that floats in any water environment for river rafting, swimming pools, and indoor showers. High definition dual 5W audio drivers with passive subwoofer for high quality audio. 10 Hour playtime for you to enjoy multiple albums, playlists, and tracks throughout any outdoor trip. Fully rechargeable with included USB cable. Built-In hands free microphone for phone calls from the office, home, friends and family.