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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$1,700.00

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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.

Estimated Lead Time

4 to 6 weeks

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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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"Seen Zach on Youtube and loved his enthusiasm for home theater. For years my AV equipment has been housed on an old TV stand looking real "jankey". Seen..."... click to read more
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Rhys Bartlett
Tyler LP
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★★★★★
Tyler LP
R S
"Amazing company! Amazing prices! They by far have the lowest price and they also have..." ... click to read more
★★★★★
R S
Alarick Wright
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Alarick Wright
Wayne Sewal
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★★★★★
Wayne Sewal
Joseph Weatherly
"Great experience ordering a Stewart Firehawk G5 screen for my basement theater room from Dreamedia!..." ... click to read more
★★★★★
Joseph Weatherly
markie4tv
"living in ireland i cant avail of their install service but when i reached out..." ... click to read more
★★★★★
markie4tv
Christi Felabom
"Kellen was awesome. Helped me through the whole process and answered all my questions. Wonder..." ... click to read more
★★★★★
Christi Felabom
John Flores
"Seen Zach on Youtube and loved his enthusiasm for home theater. For years my..." ... click to read more
★★★★★
John Flores
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
★★★★★
Alarick Wright
Adam Coleman
"Top notch service and knowledge. Couldn’t recommend more!"
★★★★★
Adam Coleman
Anthony Brewer
"Called Dreameadia to acquire about an outdoor sound system for my buddies' place. Kellen helped..." ... click to read more
★★★★★
Anthony Brewer
Rhys Bartlett
"Can't put into words how happy I am for choosing to buy from these guys...." ... click to read more
★★★★★
Rhys Bartlett
Tyler LP
"Zach was very helpful in answering all of my questions as a newbie to home..." ... click to read more
★★★★★
Tyler LP
R S
"Amazing company! Amazing prices! They by far have the lowest price and they also have..." ... click to read more
★★★★★
R S
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
★★★★★
Alarick Wright
Wayne Sewal
"I hardly ever write reviews, but wanted to share my experience with Zack and Dreamedia...." ... click to read more
★★★★★
Wayne Sewal
Joseph Weatherly
"Great experience ordering a Stewart Firehawk G5 screen for my basement theater room from Dreamedia!..." ... click to read more
★★★★★
Joseph Weatherly
markie4tv
"living in ireland i cant avail of their install service but when i reached out..." ... click to read more
★★★★★
markie4tv
Christi Felabom
"Kellen was awesome. Helped me through the whole process and answered all my questions. Wonder..." ... click to read more
★★★★★
Christi Felabom
John Flores
"Seen Zach on Youtube and loved his enthusiasm for home theater. For years my..." ... click to read more
★★★★★
John Flores
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
★★★★★
Alarick Wright
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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?

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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.