Unleash Extreme Low-Frequency Power with Unrivaled Precision
The RBH Sound Unrivaled 21 Subwoofer System redefines what's possible in low-frequency reproduction. Designed for audiophiles and home theater enthusiasts who demand nothing but the best, this powerhouse delivers seismic bass, unmatched clarity, and heart-pounding dynamics that must be heard — and felt — to believe.
Massive 21-Inch Driver: Engineered with cutting-edge technology, the Unrivaled 21 driver features a four-layer 5-inch voice coil, carbon fiber cone, and an incredible 34mm Xmax for breathtaking output and minimal distortion.
Monumental Power Handling: Built to handle up to 6,000 Watts RMS and 12,000 Watts Peak, ensuring explosive performance and room-shaking bass that remains ultra-controlled.
Precision-Tuned Enclosure: A heavily braced, CNC-machined cabinet with reinforced internal structures minimizes resonances and enhances acoustic integrity, delivering tight, musical bass across all listening levels.
Customizable Finishes: Choose from six stunning finish options including Satin Black, Piano Black, High Gloss White, Black Oak, Natural Walnut, and custom-painted finishes to perfectly match your space.
Perfect for High-End Home Theaters and Two-Channel Systems: Whether it's the rumble of an action movie or the subtle textures of a live jazz performance, the Unrivaled 21 elevates your listening experience.
Designed and Handcrafted in the USA
Uncompromised Sound Quality and Build Excellence
Flexible Configuration Options to Fit Any Room Size
A True Statement Piece for Serious Audiophiles and Cinemaphiles
Ready to experience bass on a whole new level?
The RBH Sound Unrivaled 21 isn't just a subwoofer — it's the foundation of an extraordinary listening experience. Prepare to feel every beat, every explosion, and every note with stunning accuracy and depth.
Limited Availability — Built to Order
Contact Us Today for More Information and Customization Options!
For all orders exceeding a value of 100USD shipping is offered for free.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.
Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.