B2 Audio 15" 750W RMS Dual 4-Ohm 3" Voice Coil RIOT Series Subwoofer

The B2 Audio RIOT Series 15" Subwoofer is a high-output, 750W RMS driver built for enthusiasts who demand deep, authoritative bass and precise control from a 15" woofer. It features dual 4-ohm voice coils and a rugged 3" copper voice coil for flexible wiring and durable performance across sealed, compact ported, or full-size ported enclosures.

• 750 Watts RMS / 1500 Watts Max power handling: Provides sustained bass output with the ability to reproduce dynamic peaks in a typical amplified system.
• Dual 4 Ohm voice coils: Enables flexible amplifier wiring options and easier impedance matching across different amps.
• 3 Inch copper voice coil: Enhances thermal durability under long, high-excursion bass bursts for maintained control and performance.
• 240 oz ferrite motor: Delivers a strong magnetic field for high excursion and consistent motor force, aiding precise bass control.
• Tall surround and long excursion suspension: Increases displacement to deliver deeper bass without hitting mechanical limits early.
• 8 Gauge push terminals: Secure, high-current connections support reliable power delivery in demanding installs.
• Frequency Response: 10 Hz – 500 Hz: Extends into deep bass while covering upper bass frequencies for integrated system performance.
• Sensitivity: 9: Indicates the driver’s input-to-output efficiency within its rated range as listed.
• Enclosure compatibility: Designed for sealed, compact ported, or full-size ported enclosures for versatile installations.
• Designed for daily use, demo builds, and street systems: Built for robust, real-world operation in diverse car audio setups.

In a real car audio build, this subwoofer suits high-output systems requiring deep, impactful bass with wiring flexibility and durable construction. The dual 4-ohm coils and 8-gauge terminals simplify amp matching and wiring, while the 240 oz ferrite motor and large excursion enable serious low-end authority in sealed or ported enclosures of various sizes. The wide frequency range and rugged suspension ensure the RIOT15 delivers confident bass response across daily driving, demos, and street setups.