 Earthquake's innovative audio technologies connect millions of people around the world with the sound solutions they need. Founded in 1985 by Joseph J. Sahyoun, Earthquake Sound designs, manufactures and markets high performance audio systems for use in home audio-video systems, after-market and OEM automotive systems. Earthquake’s great dealer programs and consumer warranties provide measurable profit margin, while enhancing the overall experience for users. Earthquake is headquartered in San Francisco Bay Area with offices throughout the Americas, Europe and Asia. Multi-channel amplifiers |