Aukey soundTank Wireless speaker

Improved Sound: Dual 5W drivers and bass-boosting passive radiator produce clear and powerful room-filling sound. Great for use with your favorite soundtracks for parties or outdoor entertainment Long Battery Life: 5200mAh battery supports up to 30-hour playtime for all-day play with power to spare or multiple extended listening sessions. Just 1 hour of charge gives you 5 hours of music Tough ‘Tank’ Construction: Water-resistant shell protects against extreme weather