Measured at small signal levels per AES standards
Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.
Updated 4/12/2026
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The American Bass XR-12d4 12" Max Dual 4-Ohm Voice Coil Car Subwoofer is a car audio equipment made by American Bass. View full specifications and where to buy on this page.
You can purchase the American Bass XR-12d4 12" Max Dual 4-Ohm Voice Coil Car Subwoofer from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.
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Power matching based on measurement data. Results show amplifiers within 75-150% of this product's RMS rating.
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