Anker® Portable Bluetooth Speaker perfect for using Outdoors, Camping, or a Tailgate. Provides powerful 30W stereo sound big enough to party even in the great outdoors. Fully Waterproof, IPX-7 protection means Select Pro is fine with getting drenched. Throw it into the pool and watch it float, never missing a beat. Infuse your tunes with a booming boost of bass with BassUp™ technology. LEDs blink and dance to create a beat-driven light show and an atmosphere of fun. 16-hour playtime.