Owlee Stealth360 Premium Portable Bluetooth Wireless Speaker With 360&deg; Surround Sound, Stealthy Compact Design 360 degree surround sound with dual bass radiators Delivers awesome sound reproduction with a total of 20w of power for rich, high fidelity sound with extra deep bass Discover sound quality that brings out the best in your music including subtle details you may never have noticed. Enjoy up to 10 hours of play time with the built-in rechargeable, lithium-ion battery Dimensions: 2.4" H x 7.8" L x 2.4" D