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Car Audio & Electronics - T210D4

13 years, 7 months ago Tempe, AZ

"Battle of the Heavyweights" (Testing the POWER Series T210D4 Subwoofer)

About Rockford Corporation

Setting the standard for excellence in the audio industry, the Rockford Corporation markets and distributes high-performance audio systems for the mobile audio aftermarket and OEM market. Headquartered in Tempe, Ariz., Rockford Corporation is a publicly traded company and manufactures its products under six brands: Rockford Fosgate(R), Rockford Acoustic Design(TM), Lightning Audio(R) and Brax, Helix and Renegade. For more information, please visit:,,,, and