The HydraBlast EVERYTHING PROOF® speaker is the perfect party companion. With up to 20 hours of battery life plus built-in LED light modes, the party atmosphere and music will be hard to top! Qi Wireless charging keeps not only your phone but the party alive, simply drop a Qi-compatible device atop the speaker and watch it charge! Don't have a phone with wireless charging - the HydraBlast comes equipped with a USB smartphone charger for added functionality. With an IP67 EVERYTHING PROOF® rating + Antimicrobial protection (kills 99.9% of bacteria), nothing can stop the HydraBlast. Pair two HydraBlast's together for that surround sound excitement. The party just got better with Altec Lansing!