With one tap, BumpOut's game-changing Expansion Mode™ expands to create an internal acoustic chamber that lets you fill the room with rich bass and powerful, high-quality sound you would never expect from a speaker the size of your smartphone.

World’s first portable speaker that features Motorized Expansion Technology™. An ergonomic sleek design that fits comfortably in your pocket and can attach directly to your phone or case. Generates powerful, high quality audio and rich bass, attaches to any smooth surface, built in speakerphone, rechargeable battery, water and dust resistant.

Designed by World Class Audio Industry Veterans. Backed by Mark Cuban & Ben Franklin Technology.

More Projects

Back to Top