RBH Sound 821-SW/R - Dreamedia AV
RBH Sound 821-SW/R - Dreamedia AV
Vendor: RBH Sound

RBH Sound 821-SW/R

Compact High-Fidelity Speaker with Dynamic Range

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RBH Sound 821-SW/R

Unveiling the RBH Sound 821-SW/R: A Symphony of Sound and Design

Experience the pinnacle of audio performance with the RBH Sound 821-SW/R from the Signature Reference Series. Crafted for the aficionado who cherishes both aesthetic elegance and auditory excellence, this sealed, all-channel 2-way speaker system is a testament to the harmony of form and function.

The Essence of Acoustic Purity

The RBH Sound 821-SW/R is engineered to captivate your senses, enveloping you in a soundscape that spans from the deep rumble of a bassline to the crystalline heights of a piccolo's trill. With a frequency response of 55Hz-35kHz ± 3dB, it promises a full spectrum of sound, faithfully reproducing each note as intended by the artist.

Key Features at a Glance:

  • System Type: Sealed / all channel 2-way Speaker
  • Frequency Response: 55Hz-35kHz ± 3dB
  • Sensitivity: 92dB (2.83 Volts @ 1 Meter)
  • Recommended Power: 100-300 Watts
  • Drive Units: Dual 8” aluminum cone woofers and a large AMT tweeter
  • Crossover Frequency: 2200 Hz with a 24dB/Octave slope
  • Impedance: 4 Ohms
  • Cabinet: High Density Fiberboard with Satin Black Paint
  • Dimensions: 13-1/2" x 28" x 5" (WxHxD)
  • Weight: 45 lbs

The Hallmark of RBH Sound: Innovation Meets Tradition

The RBH Sound 821-SW/R is not merely a speaker; it is a vessel of innovation, embodying decades of acoustic research and design. The dual 8-inch aluminum cone woofers are a testament to this, offering robust bass and a seamless blend with midrange frequencies. The AMT tweeter, a marvel of audio technology, extends the high-frequency response to ethereal territories, ensuring every detail is heard with pristine clarity.

Installation Flexibility: Designed to Fit Your Life

The RBH Sound 821-SW/R understands that every home is unique. That's why it offers unmatched installation flexibility. Whether you're looking to create a complete high-output theater system, arrange your LCR speakers, or set up immersive surrounds, this speaker adapts to your needs. And with the optional French Cleats, wall mounting is a breeze, providing a clean, modern look that complements any decor.

Placement Possibilities:

  • Complete System: Transform your living space into a concert hall or cinematic paradise.
  • LCR Configuration: Ideal for a focused, front-channel audio setup that captures the director's intent.
  • Surround Sound: Immerse yourself in a 360-degree auditory experience for movies, music, and gaming.

The Power to Perform

With a recommended power range of 100-300 Watts, the RBH Sound 821-SW/R is capable of filling even the largest of rooms with dynamic, powerful sound. From the subtleties of a string quartet to the full force of an action movie's soundtrack, this speaker handles it all with finesse, ensuring you're at the center of the action.

Aesthetic Sophistication: A Speaker You'll Want to Show Off

Boasting a cabinet crafted from High Density Fiberboard and finished in Satin Black Paint, the RBH Sound 821-SW/R is designed to be seen. The magnetic grilles, available in black or white fabric, add a touch of class and can be easily removed to reveal the beauty of the speaker's drive units.

Design Highlights:

  • Sleek Profile: At just 5 inches deep, the speaker preserves living space while making a visual statement.
  • Magnetic Grilles: Choose between black or white fabric to match your room's aesthetic.
  • Satin Black Finish: A timeless look that exudes sophistication and blends seamlessly with any interior design.

Superior Sound Through Superior Engineering

The RBH Sound 821-SW/R's MTM (Midrange-Tweeter-Midrange) configuration ensures a coherent and focused soundstage. The crossover network, meticulously tuned at 2200 Hz with a steep 24dB/Octave slope, guarantees a seamless transition between the woofers and the AMT tweeter. This precise alignment of drivers delivers a lifelike audio experience with exceptional imaging and dispersion.

The RBH Legacy: Uncompromising Quality

As part of the Signature Reference Series, the RBH Sound 821-SW/R carries the legacy of a brand synonymous with quality and performance. Each speaker is a reflection of RBH's commitment to excellence, ensuring that your investment not only sounds exceptional today but continues to do so for years to come.

Why Choose the RBH Sound 821-SW/R?

  • High-Performance Audio: Delivers sound quality that rivals live performances and the best movie theaters.
  • Compact Design: A smaller footprint without sacrificing audio quality, perfect for various living spaces.
  • Versatile Usage: Tailor your audio setup to your specific entertainment needs.
  • Installation Flexibility: Easy placement and mounting options to achieve the best sound in any room.
  • Aluminum Cone Woofers: Deep, articulate bass that breathes life into your favorite music and movies.
  • AMT Tweeter: Crystal-clear highs that capture every nuance of the audio spectrum.

Dreamedia: Your Partner in Home Theater Excellence

At Dreamedia, we know that a home theater is more than just a collection of equipment—it's an experience. That's why we're here to help you design the perfect system with the RBH Sound 821-SW/R as its centerpiece. Our experts are ready to guide you through every step, from selection to installation, ensuring that your home theater dreams become a reality.

Embark on an auditory journey with the RBH Sound 821-SW/R, where every listen is an event, every movie a premiere, and every song a live performance. Welcome to the epitome of sound and style—welcome to the world of RBH Sound.

The 821-SW/R speaker has performance characteristics very close to its larger 831 model sibling with the visual benefit of a smaller footprint. The 821-SW/R has two 8-inch aluminum cone woofers and a large high-quality AMT aero-striction tweeter in a MTM driver alignment and is capable of producing reference level dynamic range with ultimate fidelity in large home theaters or listening rooms. The size and installation flexibility of the 821-SW/R makes it a go-to model. Use it as a complete high-output theater system, LCR and surrounds. It can also be used as on-walls throughout larger homes or locations benefiting from higher power handling speakers.

Our Review


The RBH Sound 821-SW/R is a speaker model that offers impressive performance and a compact size, making it an ideal choice for large home theaters or listening rooms. With its high-quality audio reproduction and versatile usage options, it aims to deliver a reference-level dynamic range and fidelity. In this review, we will delve into the design, audio performance, installation flexibility, and user experience of the RBH Sound 821-SW/R, providing you with a comprehensive analysis of its strengths and weaknesses.

Design and Build Quality

The RBH Sound 821-SW/R boasts a compact size that offers visual benefits, especially for those looking to maintain an aesthetically pleasing home theater setup. Its smaller footprint compared to its larger sibling, the 831 model, allows for easier integration into various spaces without compromising on performance. Additionally, the speaker's robust construction ensures durability, ensuring that it can withstand the demands of long-term use.

Audio Performance

When it comes to audio performance, the RBH Sound 821-SW/R truly shines. It delivers impressive sound quality with a reference-level dynamic range and fidelity, making it a standout choice for discerning audiophiles. The speaker's ability to reproduce audio with clarity and precision ensures an immersive listening experience. Whether you're watching a blockbuster movie or enjoying your favorite music, the RBH Sound 821-SW/R will not disappoint.

One of the standout features of this speaker is its bass response, thanks to the two 8-inch aluminum cone woofers. These woofers provide robust low-frequency performance, ensuring that the speaker can handle the demands of deep bass without distortion. Whether you're watching an explosion-packed action movie or listening to bass-heavy music genres, the RBH Sound 821-SW/R will deliver a powerful and immersive low-end experience.

In the high-frequency range, the RBH Sound 821-SW/R excels with its large high-quality AMT aero-striction tweeter. This tweeter ensures that the speaker reproduces high frequencies with exceptional detail and accuracy. Whether it's capturing the delicate nuances of a violin solo or the crispness of percussion instruments, the RBH Sound 821-SW/R's tweeter brings the high-frequency elements to life.

Usage and Installation Flexibility

The RBH Sound 821-SW/R offers versatility in its usage and installation options, making it an excellent choice for a range of home theater setups. It can be used as a complete high-output theater system, providing a powerful and immersive audio experience. Additionally, it can be utilized as LCR (Left-Center-Right) speakers, ensuring that every seat in your home theater room enjoys balanced audio.

For those looking to create a surround sound setup, the RBH Sound 821-SW/R fits the bill perfectly. It can be used as surround speakers, delivering enveloping sound that enhances the immersion of movie watching or gaming experiences. The speaker's wide dispersion characteristics ensure that the sound is evenly distributed throughout the room, creating a seamless audio atmosphere.

In larger homes or locations with higher power handling requirements, the RBH Sound 821-SW/R's on-wall usage makes it an ideal choice. By mounting the speaker on the wall, you can maximize space utilization while still enjoying high-quality audio. This flexibility in installation options allows you to optimize speaker positioning based on your room requirements and acoustics, ensuring the best possible sound performance.

User Experience

The RBH Sound 821-SW/R offers a user-friendly experience from setup to daily use. Setting up the speakers is a straightforward process, thanks to clear instructions provided by the manufacturer. The speaker's compact size and lightweight design make it easy to handle during installation, ensuring that you can position them according to your preferences.

When it comes to speaker positioning, the RBH Sound 821-SW/R allows for flexibility. You can experiment with different placements to find the optimal position that suits your room's acoustics and your listening preferences. This ensures that you can achieve the best soundstage and imaging, enhancing your overall audio experience.

The RBH Sound 821-SW/R also comes with user-friendly features and controls that make it easy to customize the sound to your liking. Whether it's adjusting the volume, fine-tuning the bass response, or tweaking the treble, the speaker provides intuitive controls that allow you to tailor the audio output to your preferences.

Potential Drawbacks

One potential drawback of the RBH Sound 821-SW/R is the limited information available. While the specifications and features provided paint a promising picture, a comprehensive assessment of potential cons or limitations specific to this speaker model is difficult without additional information. It is advisable to conduct further research or seek user reviews to obtain a more complete understanding of any potential drawbacks associated with the RBH Sound 821-SW/R.


The RBH Sound 821-SW/R is a standout speaker model that offers high-performance audio in a compact design. With its impressive sound quality, robust bass response, and detailed high-frequency reproduction, it delivers a reference-level dynamic range and fidelity that will elevate your home theater or listening room experience. Its versatility in usage and installation flexibility further enhances its appeal, allowing for optimal speaker positioning and integration into various setups. While limited information may pose challenges in assessing potential drawbacks, the RBH Sound 821-SW/R's strengths make it a compelling choice for those seeking a powerful and immersive audio experience.


General Specifications

  • Model: RBH Sound 821-SW/R
  • Speaker Type: 2-way wall mount/built-in speaker
  • Speaker Configuration: Passive
  • Cabinet Type: Sealed
  • Cabinet Depth: 5 inches
  • Construction Material: 1/2 inch MDF
  • Mounting Hardware: French Cleats included for wall mounting
  • Grille Type: Magnetic, included
  • Finish Options: Black or white satin finish
  • Suitable for: Wall-mount or built-in installation
  • Application: Ideal for home theater or high-fidelity audio setups
  • Compatibility: Suitable for use as part of a multi-channel surround sound system or as standalone speakers for stereo applications

Driver Specifications

  • Woofer Size: 8 inches
  • Woofer Type: Dual black-anodized aluminum cone
  • Tweeter Type: Large AMT (Air Motion Transformer) aero-striction tweeter
  • Driver Configuration: MTM (Midrange-Tweeter-Midrange)

Performance Characteristics

  • Dynamic Range: Capable of producing reference level dynamic range
  • Fidelity: Provides ultimate fidelity in sound reproduction
  • Impact: Capable of delivering ultimate impact in home theater setups

Design and Features

  • Horizontal Installation: Suitable for horizontal installation for Center Channel use
  • Custom Length: Specify custom length within 48-96 inch range


  • Height: 28 inches
  • Width: 14 inches
  • Depth: 5 inches (not including the grille)

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