Digital Designs (DD Audio) was founded in 1986 in Oklahoma City by automotive sound quality pioneer Carl Morris. For nearly four decades, DD Audio has manufactured premium subwoofers, amplifiers, and speakers with a focus on both SPL competition and sound quality. Known for innovative designs like their Power Tuned series and Z series subwoofers, DD Audio combines American craftsmanship with cutting-edge engineering for enthusiasts who demand excellence.
The Digital Designs A4 4-Channel Amp 55-130W Class AB Car Audio Bass Boost is a high-performance car audio amplifier. Built for reliable power delivery and superior sound quality.
