Cadence is a car audio brand with roots in the 1980s, originally based in New Jersey and now headquartered in City of Industry, California. Recognized as an "old school" manufacturer from the golden era of car audio alongside Alpine, Rockford Fosgate, JL Audio, and Kicker, Cadence has been in the audio industry for nearly 40 years. Their product line has expanded beyond car audio amplifiers, subwoofers, and speakers into marine, pro audio, powersports, and motorcycle markets. Classic models like the Z5000 sub amp remain sought after by old school enthusiasts, while the brand continues active manufacturing and distribution through major retailers today.

The Cadence 1800 Watt 1-Ohm Monoblock Class D Car Audio Amplifier QRS1.1800D is a high-performance car audio amplifier delivers 1800W RMS. Built for reliable power delivery and superior sound quality.

The Cadence A7+hc A7 Ultrashock Amp Amplifier Car Audio Clear Transparent is a high-performance car audio amplifier. Built for reliable power delivery and superior sound quality.

The Cadence q3001 Class D Mono Amplifier 750 Watts Max 1 Ohm Stable is a high-performance car audio amplifier featuring Class D topology delivers 750W RMS. Built for reliable power delivery and superior sound quality.

The Cadence QR80.4 1000 Watts Max Power Class D Full Range 4 Channel Car Audio is a high-performance car audio amplifier featuring Class D topology. This 4-channel amplifier delivers 1000W RMS. Built for reliable power delivery and superior sound quality.