Founded in 2008 in Denmark, B2 Audio is a premium car audio manufacturer known for high-end loudspeakers, subwoofers, and amplifiers. The brand embraces Viking heritage and Nordic craftsmanship, with products manufactured in Denmark, Italy, Brazil, and the USA. B2 Audio focuses on designing products that exceed expectations, appealing to audiophiles and enthusiasts who demand more than "good enough." Their tagline says it all: "It Can Never B2 Loud."

750W RMS Bass Power – Delivers clean, controlled low frequencies with 1500W peak dynamic performance. Dual 2 Ohm Voice Coil – Flexible wiring for 1-ohm or 4-ohm setups, perfect for mono block amplifiers. 3" Voice Coil & 18mm XMAX – High-temp coil and long excursion for deep bass with reduced distortion. Compact & Versatile – Works great in sealed, ported, or 4th order bandpass enclosures. Designed for Precision – Optimized specs including 85dB sensitivity and Qts of 0.57 for accurate tuning. B2 Audio 10" 750W RMS 3" Voice Coil Dual 2-Ohm Riot Subwoofer Item included (1) B2 Audio Riot 10" D2 Subwoofer The B2 Audio RIOT10-D2 is built for bassheads who want serious output in a small, flexible footprint. With a 3" high-temp voice coil, 750W RMS power handling, and a deep 18 mm Xmax, this 10" subwoofer hits hard while staying controlled and accurate. Designed for sealed, ported, or bandpass enclosures, the RIOT 10 performs in daily driver systems, compact trunk builds, demo setups, and anywhere you want tight, punchy low-end without sacrificing space. Big performance. Small footprint. True RIOT energy. Features 750W RMS / 1500W Peak for powerful, reliable bass Dual 2-ohm voice coil for flexible 1-ohm or 4-ohm wiring 3" high-temp voice coil for increased thermal durability 18 mm Xmax for deep, controlled excursion Compact displacement (3.7L / 0.13 cu ft) ideal for tight installs Works in sealed, ported, and 4th-order bandpass enclosure Designed for daily, demo, or high-impact street setups Specifications: Sensitivity: 85 dB Nominal Impedance: Dual 2 Ohm DC Resistance: 1.9 Ohm Power Handling: 750W RMS / 1500W Peak Voice Coil Diameter: 3" XMAX one way (mm): 18 Magnet: 240 oz VAS: 12.5 L FS: 34.9 Hz QES: 0.63 QMS: 6.98 QTS: 0.57 CMS: 70 um/N MMS: 280.4 g BL^2/RE: 102.9 Displacement: 3.7 L / 0.13 cu.ft Recommended Enclosures Sealed: 20L / 0.706 cu ft Ported Compact: 35L / 1.23 cu