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RBH Sound Unrivaled 21 Subwoofer System
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RBH Sound

RBH Sound Unrivaled 21 Subwoofer System

RBH Sound

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$11,945.00

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877-417-9000 Hannah

Description

RBH Sound Unrivaled 21 Subwoofer System delivers seismic bass, stunning clarity, and heart-pounding dynamics. With its massive 21-inch driver, precision-tuned cabinet, and up to 12,000W peak power, it redefines what’s possible in low-frequency performance for high-end home theaters and audiophile systems.

Only Gear We’d Put in Our Own Setups

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RBH Sound Unrivaled 21 Subwoofer System

$11,945.00

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Description

Unleash Extreme Bass Power
Feel bass like never before with the RBH Sound Unrivaled 21. Built for audiophiles and home theater lovers, this subwoofer delivers seismic lows, crystal-clear detail, and room-shaking impact you’ll hear and feel.

 

Engineered for Maximum Performance
With its massive 21-inch carbon fiber driver, advanced voice coil, and precision-tuned enclosure, the Unrivaled 21 pushes out deep, distortion-free bass while staying tight and controlled. Designed to handle up to 12,000 watts peak, it’s made for serious performance.

 

Crafted for Style & Flexibility
Not just powerful, but beautiful too—choose from multiple high-end finishes to match your space. Perfect for both reference-grade home theaters and dedicated music systems, this subwoofer is the ultimate foundation for any premium setup.

 

Key Features

  • Massive 21″ carbon fiber driver with 5″ voice coil
  • Handles up to 6,000W RMS / 12,000W peak
  • Precision-tuned, heavily braced cabinet
  • Six luxury finish options
  • Handcrafted in the USA for uncompromised quality
W x 28-3/8
SERIESSignature Reference Series | Subwoofers
SYSTEM TYPEUltimate Subwoofer System
DRIVE UNITS(1) 21
D
FINISHED DIMENSIONS(1130mm x 721mm x 533mm)
WEIGHT371 lbs (168.3 kg)
WARRANTY*10 year/amp 3 year limited

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Michael B
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Arafat Hossain
Tina Xiang
"Kellen and the whole team were wonderful！Professional knowledge and skills, best price, great customer service！I" ... click to read more
★★★★★
Tina Xiang
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
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Alarick Wright
Vadivel Raj Kothandaraman
"My one stop shop for Home theater products. Upgraded my surround speakers with Klipsch rp-502s -..." ... click to read more
★★★★★
Vadivel Raj Kothandaraman
Luke Evans
"Fantastic prices and customer service. I would definitely recommend giving them a call!"
★★★★★
Luke Evans
Jacob Cuellar
"I been following Dreamedia on YouTube for while now Zach audio installed video really..." ... click to read more
★★★★★
Jacob Cuellar
Jay Fluegel
"I can’t say enough about how much and how quickly Zach at Dreamedia helped me..." ... click to read more
★★★★★
Jay Fluegel
Jason Doty
"Zach and Grayson went above and beyond on our large project. They were very..." ... click to read more
★★★★★
Jason Doty
Corey Rivera
"Kellen was AMAZING to work with! Without a doubt the best pricing and company I..." ... click to read more
★★★★★
Corey Rivera
Michael B
"Great experience using these guys. Mounted my 75 inch tv and removed it a year..." ... click to read more
★★★★★
Michael B
Michael Kamm
"I am very happy with the services that I received from Dreamedia. These guys..." ... click to read more
★★★★★
Michael Kamm
Joseph Weatherly
"Great experience ordering a Stewart Firehawk G5 screen for my basement theater room from Dreamedia!..." ... click to read more
★★★★★
Joseph Weatherly
Arafat Hossain
"These guys were amazing in helping me get the best price for the projector i..." ... click to read more
★★★★★
Arafat Hossain
Tina Xiang
"Kellen and the whole team were wonderful！Professional knowledge and skills, best price, great customer service！I" ... click to read more
★★★★★
Tina Xiang
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
★★★★★
Alarick Wright
Vadivel Raj Kothandaraman
"My one stop shop for Home theater products. Upgraded my surround speakers with Klipsch rp-502s -..." ... click to read more
★★★★★
Vadivel Raj Kothandaraman
Luke Evans
"Fantastic prices and customer service. I would definitely recommend giving them a call!"
★★★★★
Luke Evans
Jacob Cuellar
"I been following Dreamedia on YouTube for while now Zach audio installed video really..." ... click to read more
★★★★★
Jacob Cuellar
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FAQ

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How long are the lead times on orders?

Lead times generally take 3-5 days to ship and arrive. However, there are several items that may have unique ordering and freight conditions that vary.

Do you offer in-depth consultations?

Yes! You can schedule a free consultation under our Contact page.

Do you offer bundles?

We have bundles that can be a one size fits most. However, we would prefer to schedule a consult to talk through your exact project. Determining what is best for your space, timeline and budget.

Can you install my system?

Depending on location, there is a good chance one of our preferred partners can do the installation. We have over 20+ installers in our network across the country.