RBH Sound

RBH Sound SI-661/R Complete Set

RBH Sound

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$1,700.00

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Description

RBH Sound SI-661/R
Part of RBH’s Signature Reference Series, the SI-661/R 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 SI-661/R Complete Set

$1,700.00

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Description

RBH Sound SI-661/R In-Wall Speaker
Looking for reference-quality sound without bulky floorstanders? The SI-661/R 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 SI-661/R 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 SI-661/R 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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"Great experience ordering a Stewart Firehawk G5 screen for my basement theater room from Dreamedia!..." ... click to read more
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"I recently bought a Epson projector and Dragonfly screen from Zach at Dreamedia and cannot..." ... click to read more
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JD Barker
"Selecting the right hardware for a home theater can be a daunting task. Zach and..." ... click to read more
JD Barker
Matthew Morris
"Let Dreamedia take care of all your home theater needs. Will always recommend. Great people...." ... click to read more
Matthew Morris
Chat Kumarasinghe
"awesome speakers. delivered as promised. I would recommend these guys."
Chat Kumarasinghe
jd mag
"I was looking for a specific projector mount without much success. The other dealers I..." ... click to read more
jd mag
Alarick Wright
"I had planned to order a pair of Perlisten R5Ms, but got a great deal..." ... click to read more
Alarick Wright
Arafat Hossain
"These guys were amazing in helping me get the best price for the projector i..." ... click to read more
Arafat Hossain
Tyler LP
"Zach was very helpful in answering all of my questions as a newbie to home..." ... click to read more
Tyler LP
Noah Batterson
"Zack was generally helpful during the process. I can't go 5/5 though because it took..." ... click to read more
Noah Batterson
Eduardo Tafolla
"I had a pleasure to work with dream media and they helped me design a..." ... click to read more
Eduardo Tafolla
Abel Thermidor
"Dreamedia Rocks!! Prompt responses, polite and professional staff. Definitely a pleasure. Love my new rack!..." ... click to read more
Abel Thermidor
Joseph Weatherly
"Great experience ordering a Stewart Firehawk G5 screen for my basement theater room from Dreamedia!..." ... click to read more
Joseph Weatherly
L Phillips
"I recently bought a Epson projector and Dragonfly screen from Zach at Dreamedia and cannot..." ... click to read more
L Phillips
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