RBH Sound Reference 621-I Complete Set - Dreamedia AV
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RBH Sound Reference 621-I Complete Set

RBH Sound

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Description

RBH Sound Reference 621-I

Part of RBH’s Signature Reference Series, the Reference 621-I delivers high-fidelity in-wall performance with precision engineering and powerful, lifelike sound, perfect for elevating any home theater or music setup.

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RBH Sound Reference 621-I Complete Set

$1,700.00

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Description

RBH Sound Reference 621-I In-Wall Speaker

Looking for reference-quality sound without bulky floorstanders? The Reference 621-I brings the Signature Reference experience straight into your walls, delivering immersive, high-fidelity audio that elevates music, movies, and gaming to a whole new level.

 

Precision Engineering, Stunning Clarity

With dual 6.5″ aluminum woofers and an advanced AMT tweeter, the Reference 621-I produces powerful bass, crystal-clear highs, and a balanced soundstage. Built from high-density fiberboard with internal bracing, it minimizes resonance for pure, distortion-free performance.

 

Seamless Integration, Built to Last

Designed for easy in-wall installation, the Reference 621-I blends effortlessly into any room with optional black or white grilles. Backed by a 10-year warranty, it’s as durable as it is dynamic, an investment in sound that lasts.

 

Key Features

  • 2 x 6.5″ aluminum cone woofers + AMT tweeter
  • Frequency response: 60Hz–40kHz (±3dB)
  • Sensitivity: 91dB | Power handling: 75–250W
  • 6-ohm impedance, sealed LCR design
  • High-density fiberboard cabinet for reduced resonance
  • Optional grille finishes (black or white)
  • 10-year limited warranty
General Specifications
Speaker TypeIn-Wall / LCR Speaker
SeriesSignature Series
System TypeSealed / LCR 2-way Speaker
Driver Complement
Woofer Size6-1/2 inches (165mm)
Woofer MaterialAluminum cone
Woofer BasketCast aluminum
Tweeter Size1 inch (25mm)
Tweeter MaterialSilk dome
Tweeter TypeFabric Dome
Performance
Frequency Response60Hz-20kHz (±3dB)
Sensitivity90dB (2.83V @ 1 Meter)
Recommended Power75-200 Watts
Impedance6 Ohms
Crossover Frequency2700 Hz
Crossover Slope24dB/Octave
Design
Design ConfigurationD'Appolito (woofer/tweeter/woofer)
Enclosure MaterialHigh Density Fiberboard (HDF)
Enclosure ColorBlack Paint
Enclosure TuningCustom-tuned to individual drivers
Tweeter ProtectionYes
Dimensions
In-Wall Cabinet Dimensions14 x 28 x 3-1/2 inches (356 x 711 x 89mm)
Baffle Assembly Dimensions8 x 20-1/4 x 3-1/8 inches (203 x 562 x 80mm)
Finished Dimensions14 x 28 x 4 inches (356 x 711 x 102mm)
Installation
Grille OptionsBlack or White Fabric
Grille AttachmentSecurely held in place
Additional Features
Weight27.5 lbs (12.47 kg)
Warranty10 year limited

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Lucas Henry
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Lucas Henry
Michael Brewington
"Good, Honest, Professional, People. They are the sort of people you "Dream" of working..." ... click to read more
★★★★★
Michael Brewington
Matthew Morris
"Let Dreamedia take care of all your home theater needs. Will always recommend. Great people...." ... click to read more
★★★★★
Matthew Morris
Christopher Caldwell
"Chris and Zach were both incredibly helpful in getting a price that I couldn't beat..." ... click to read more
★★★★★
Christopher Caldwell
Kelli Jones
"Very knowledgeable and experienced employees!"
★★★★★
Kelli Jones
Tracey Laneve
"We’ve used Dreamedia for 2 houses now and they deliver excellent service. They always have..." ... click to read more
★★★★★
Tracey Laneve
Bryan Kinnnamon
"Fast Quote with a great design."
★★★★★
Bryan Kinnnamon
John Sagraves
"Gave me a great price on Epson projector with free shipping and strong communication. Would..." ... click to read more
★★★★★
John Sagraves
Natalie Boyer
"Chace was super responsive and a great problem solver!"
★★★★★
Natalie Boyer
Tyler LP
"Zach was very helpful in answering all of my questions as a newbie to home..." ... click to read more
★★★★★
Tyler LP
Scott Lemke
"Great prices and outstanding customer service. What more could you ask for? If you have..." ... click to read more
★★★★★
Scott Lemke
Jeremy McCurdy
"Best in the business! While researching home theater equipment and options, I watched all of..." ... click to read more
★★★★★
Jeremy McCurdy
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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.

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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.