Photive M90 Portable Waterproof Bluetooth Speaker with Built in Subwoofer. 20 Watts of Power- IPX5 Water Resistant- Rugged Waterproof & Shock-Absorbing Design - (IPX5 certified), The M90 Bluetooth Speaker can rock a party out outdoors & indoors  beaches, poolside bashes or impromptu house parties, this rough-and-tough, rugged speaker is all you need to set the ball rolling! Experience Bass Like Never Before - Unlike ordinary Bluetooth speakers, the monster Photive M90 Bluetooth Speaker amplifies higher as well as lower bass frequencies  thanks to the unique combo of powerful stereo sound (20W) & a passive subwoofer! A power-packed bass experience on the go is finally here Bigger, Stronger & Better - 20 Watts Of Power unlike ordinary Bluetooth speakers, the monster Photive M90 Bluetooth Speaker amplifies higher as well as lower bass frequencies  thanks to the unique combo of powerful stereo sound (20W) & a passive subwoofer Extended Battery Life- 10-hr Battery Life to Keep the Beats Going. Ordinary Bluetooth speakers just cant handle the heavy load of bass & stereo for long hours. Fabulous Looks Mighty Performance  Carry your music with you anywhere you go. Beaches, gyms, pool parties, long drives, outdoors or in your own house. Dazzling aluminum grill complements the modern, minimalist rubberized finish on the body of these best-in-class Bluetooth speakers.