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RBH - UNRIVALED 21 - 21" 4000W Carbon Fiber Subwoofer (Single)
SKU
RBH-UNRIVALED-21
PROMOTION! Save 10% with coupon code JULYEAGLE10. Sale ends July 7th, 2026. Please allow approximately 2-3 weeks for build and shipping. For more information please send us a message. Or, call 877-370-1972. Thank you.
RBH - UNRIVALED 21 - 21" 4000W Carbon Fiber Subwoofer (Single) is available to buy in increments of 1
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RBH - UNRIVALED 21 - 21" 4000W Carbon Fiber Subwoofer (Single)
The RBH UNRIVALED 21 21" Carbon Fiber Subwoofer is designed for individuals seeking the pinnacle of low-frequency performance. This subwoofer delivers an unmatched 4000W of power, making it the ideal solution for large home theaters and professional installations requiring deep, authoritative bass. Its sleek design and use of advanced materials ensure both durability and aesthetic appeal, making it a standout in any high-end audio system.
Featuring a massive 21" carbon fiber woofer, the UNRIVALED 21 delivers incredibly tight, distortion-free bass, even at the lowest frequencies. The combination of its powerful driver and robust 4000W amplification guarantees precise, room-shaking performance, allowing listeners to experience every low-frequency detail with clarity and impact. Built to handle extreme sound pressure levels, this subwoofer is perfect for large spaces where powerful bass is essential to creating an immersive audio experience.
For individuals aiming to deliver the ultimate in bass performance, the RBH UNRIVALED 21 sets the standard with its unrivaled power, precision, and cutting-edge design, making it the perfect choice for high-end installations.
FEATURES:
- 21" carbon fiber driver for ultra-deep bass performance
- Handles up to 4000W with built-in DSP control
- Frequency response down to 12Hz for infrasonic bass
- Sealed enclosure design minimizes distortion and vibration
- Magnetic Grill Included
- 5-Year Limited Manufacturer's Warranty
- 3-Year Amplifier Limited Manufacturer's Warranty
SPECIFICATIONS:
| Amplifier Power: | 4000W This Rating not tested under the FTC Standard |
| Woofer: | 1 x 21" (533.4mm) Carbon Fiber |
| Sensitivity (2.83V/m): | 87dB |
| Crossover Frequencies: | 40Hz - 180Hz |
| Crossover Slope: | 6dB/Octave - 48dB/Octave |
| LFE Input: | XLR |
| LFE Output: | XLR |
| Phase Control: | 0° - 180° w/delay control |
| Dimensions: | H 28.4" x W 44.5" x D 21" (H 721mm x W 1130mm x D 533mm) |
| Weight: | 371 lbs (168.3kg) |
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