As the original makers of Rumble Road™ amplified speakers for motorcycles since 1995, MH Instruments strives to meet the needs of savvy consumers who want performance and overall best value in powersports accessories. By designing consumer electronics using “off-the-shelf” materials versus customizing, and by maintaining a “Made-in-the-U.S.A.” focus, MHI provides quality, affordable products that motorcycling and powersports enthusiasts can buy with confidence and pride. And did we mention FREE SHIPPING and handling on all U.S. orders placed directly with MH Instruments?