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Cameron Oatley
ExtremeHiFi
Website author headshot
Julian Shapiro
ExtremeHiFi

Note that this is a discontinued product. You may want to visit the brand's page here to browse their newer products.

What reviewers think

Bloggers and YouTubers have tried this product—so we've summarized their strongest opinions below. Links to full reviews follow.

What are hifi reviews useful for? (1) Identifying products you should demo in person at a dealer. (2) Learning which products reviewers unanimously praise as the best they've heard (this means they probably are legitimately great). (3) Identifying a product's attributes that satisfy your idiosyncratic needs and tastes. Beyond that, we often discount what reviewers say because they heap praise on most products—and are often apprehensive about publishing strong criticism or comparisons between products. Further, they seldom have more than a few products on-hand, often relying on their memories to compare past products. Always listen for yourself.

Manufacturer details

  • Dimensions (H x W x D): 7.3 x 19.5 x 12.2 in. (186 x 496 x 311 mm)
  • Weight: 29.1 lbs (13.2 kg)
  • Tweeter: (1) 1 in. aluminum oxide dome
  • Midrange/Midbass: (2) 5.25 in. woofers
  • Subwoofer system driver complement: (1) 9 in. passive radiator
  • Frequency response: 57 Hz–30 kHz (-10dB), 81 Hz–23 kHz (-3dB)
  • Nominal impedance: 4Ω (8Ω compatible)
  • Sensitivity: 90dB (2.83V/1m)
  • Recommended amplifier power rating: 50-200W
  • Warranty: 5 years
The Dymension™ DM10 center channel speaker with integrated bass radiator delivers full-range sound with big bass impact in a compact footprint.
Manufacturer Site

Brand highlights

Taking a step back to look at reviewers' thoughts of the brand's entire lineup—not just this product—what stands out most is the following:

  • The Descend series subwoofers leverage the brand's unique 3XR architecture, utilizing dual passive radiators alongside an active woofer to deliver bass extension comparable to larger ported designs, but without port noise.
  • Definitive Technology integrates Class H amplifiers in their larger Descend series subwoofers, enabling efficient power delivery for both music and movie soundtracks.
  • They offer Intelligent Phase Control, allowing for meticulous alignment of the subwoofer with the main speakers to achieve a seamless blend and even frequency response.
  • Dymension series loudspeakers incorporate BDSS (Balanced Double Surround System) drivers and Linear Response Waveguides, aiming for linear and accurate midrange reproduction with wide dispersion.

Dymension DM40

  • Positioning: A compact entry-level floor-standing speaker for smaller setups.
  • Description: Offers a clean design with a simple driver layout and a streamlined crossover that yields clear midrange and controlled bass for basic listening needs. Compared to the DM60, DM70, and DM80 models, its fewer advanced features make it best for smaller rooms and limited budgets while meeting essential functionality.

Dymension DM60

  • Positioning: A mid-range speaker designed to boost performance without reaching premium price levels.
  • Description: Builds on a more refined driver array and improved cabinet engineering that enhance bass extension and overall balance. In direct comparison with the DM40, it raises sonic performance through enhanced clarity, yet still sits below the DM70 and DM80 in technological sophistication and dynamic range.

Dymension DM70

  • Positioning: A higher-end speaker geared toward delivering a wide and engaging soundstage for mid to larger rooms.
  • Description: Introduces an upgraded driver configuration paired with a more sophisticated crossover network that supports broader frequency control and refined acoustic detail. Relative to the DM60 and DM40, it offers marked improvements in clarity and bass control.

Dymension DM80

  • Positioning: A flagship speaker that features the most advanced technology in the lineup for a superior acoustic experience.
  • Description: Built with the most advanced driver array and optimized cabinet design that produces exceptional dynamic range and sound precision. Compared to the DM70, DM60, and DM40 models, its enhanced build quality and refined musical reproduction represent the pinnacle of the series.
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Avg. Product Price
$500
Used For Sale
0
 Available (Scroll Down)
Brand Popularity
334
 of 900+
Badges
Top 50 Brand
Top 250 Brand
Products Listed
14
Founding Year
1990

Our take on the brand

Definitive Technology is a hifi speaker brand known for its bipole design, which radiates sound from both front and back to create a more spacious soundstage. Their speakers feature unique technologies like Linear Response Waveguide for better off-axis listening and Intelligent Bass Control for precise bass adjustments while maintaining midrange balance, with many models incorporating built-in powered subwoofers.

Look inside the brand

Brand Page

Our interview with the brand

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Definitive Technology

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What if you spend more?

Product image
Definitive Technology
Dymension DM30
899
899
/
2
Reviews
Definitive Technology is a hifi speaker brand known for its bipole design, which radiates sound from both front and back to create a more spacious soundstage. Their speakers feature unique technologies like Linear Response Waveguide for better off-axis listening and Intelligent Bass Control for precise bass adjustments while maintaining midrange balance, with many models incorporating built-in powered subwoofers.
Check Amazon
Expand Details

Product Strengths

  • Four 5.25-inch drivers, one tweeter, and an 8-inch subwoofer with two passive radiators provide a bigger sound.
  • Clear dialogue is delivered, especially important for a center channel speaker.
  • Timbre matches well with other Definitive Technology speakers, even older models.
  • Neutral, accurate sound is delivered without being harsh.
  • A deep and wide soundstage is produced.

Product Considerations

  • The speaker cloth material may not perfectly match older Definitive Technology speakers, appearing as a slightly different shade of black.
  • The base was not as good as the older model.
  • The DM30 is a large speaker, requiring adequate space.

Takeaway: The Dymension DM30 is a great center channel speaker that provides clear dialogue and a wide soundstage, which enhances the home theater experience. It is a worthwhile addition that fits well with other Definitive Technology speakers and delivers excellent performance for movies and music.

Video review

Our take on the brand

Definitive Technology is a hifi speaker brand known for its bipole design, which radiates sound from both front and back to create a more spacious soundstage. Their speakers feature unique technologies like Linear Response Waveguide for better off-axis listening and Intelligent Bass Control for precise bass adjustments while maintaining midrange balance, with many models incorporating built-in powered subwoofers.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
Product image
Focal
Theva Center
649
649
/
8
Reviews
Focal is a French hifi brand that makes their own drivers in-house, including their highly-regarded beryllium tweeters and unique slatefiber mid/bass drivers made from recycled carbon fiber. Their speakers and headphones feature distinctive technologies like their "W" sandwich cone design for optimal driver performance and Mimi Sound Personalization that adapts audio to individual hearing profiles.
Check Amazon
Expand Details

Product Strengths

  • Sweet and smooth sound profile
  • Excellent detail for the price
  • Great balance and fluidity across registers
  • Impressive dynamics and a wide, dimensional stereo imaging, as it can deliver a stunning soundstage
  • Overall balanced tonality
  • The tweeter is made from quality materials with great care
  • Elegant, minimalist design that seamlessly integrates into any audio setup, with a sleek aesthetic and multiple color options

Product Considerations

  • Does not feel as substantial as some other speakers in their price class
  • Laid-back sound occasionally obscures some definition
  • Deep bass may require a subwoofer
  • The tweeter is exposed and needs to be handled with care
  • Some reviewers would prefer a solid painted color rather than an imitation wood vinyl veneer

Comparisons (according to reviewers)

  • Offers a lot of what makes the Vestia No. 1 great while saving money, but the Vestia No. 1 has more sparkling detail and pristine treble extension
  • More compact and easier to place, though the Bowers & Wilkins 606 S3 looks more premium
  • The L100 presented a more precise center image for vocals and dialog, but the Theva's more laid-back sound profile made them a better listen in most cases
  • Stepped in pretty seamlessly for KEF LSX 2.1, which includes SVS's 3000 Micro subwoofer, showing impressive sonic skills, though they don't offer the same thunderous bass
  • The rear-ported design is a change from the previous entry-level line, Chora, where the port was front-mounted

Takeaway: The Focal Theva No.1 is a well-rounded bookshelf speaker that offers excellent audio performance and detail for its price, with a sleek design that fits into any space. It's a great option for those looking for a hifi experience.

Video review

Our take on the brand

Focal is a French hifi brand that makes their own drivers in-house, including their highly-regarded beryllium tweeters and unique slatefiber mid/bass drivers made from recycled carbon fiber. Their speakers and headphones feature distinctive technologies like their "W" sandwich cone design for optimal driver performance and Mimi Sound Personalization that adapts audio to individual hearing profiles.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
Product image
ADAM Audio
A44H
699
699
/
5
Reviews

With a 19-inch width, the horizontally oriented A44H can sit on a standard rack shelf or be mounted above or below a display. The completely new design also enables the A44H to serve as a center speaker in immersive and 3D speaker configurations. Dual 4-inch long-throw woofers and the X-ART tweeter deliver a wide frequency range, while onboard DSP-based tuning capabilities enable you to tweak the sound easily.

ADAM Audio is renowned for its innovative ART tweeters, which enhance the Air Motion Transformer concept by moving air four times faster than their folds for high-definition sound. Their monitors, especially the S Series, are favored by sound engineers for their accurate and transparent sound, advanced engineering, and reduced distortion, while the T Series offers affordable, high-performance studio monitors.
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Expand Details

Product Strengths

  • Compact, comfortable, and easy to place, with a lower profile.
  • Delivers a powerful, dynamic, and precise sound that delivers an enjoyable experience.
  • A rotatable tweeter allows for both horizontal and vertical placement, providing flexibility in different setups.
  • On-board DSP-based room correction options, and integration with Sonarworks SoundID Reference for refined tuning.
  • A wide sweet spot that is immersive and enjoyable to listen to.

Product Considerations

  • The bass response may not be as present or suitable for music production with many sub-bass frequencies.
  • The dial for input level adjustment is not stepped, which may make precise matching more difficult.
  • Some reviewers suggest a sub may be needed depending on the material being worked with, to supplement the 4-inch woofers.

Comparisons (according to reviewers)

  • Compared to the ADAM Audio A7X model, the A44H offers a similar response curve.

Takeaway: The A44H monitors offer a unique form factor, versatile placement options, and a detailed sound, making them a great option for smaller spaces or immersive setups. The built-in DSP and integration with Sonarworks provide extensive room correction and customization capabilities.

Video review

Our take on the brand

ADAM Audio is renowned for its innovative ART tweeters, which enhance the Air Motion Transformer concept by moving air four times faster than their folds for high-definition sound. Their monitors, especially the S Series, are favored by sound engineers for their accurate and transparent sound, advanced engineering, and reduced distortion, while the T Series offers affordable, high-performance studio monitors.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
Product image
Klipsch
RP-504C II
699
699
/
5
Reviews
Klipsch is renowned for its pioneering use of horn-loaded technology in speakers, which enhances efficiency and reduces distortion through their signature Tractrix Horn design. The brand's distinctive "Klipsch sound" is characterized by a bright, dynamic audio profile that some find exhilarating.
Check Amazon
Expand Details

Product Strengths

  • The RP-504C II is a solid center channel option, especially within a surround sound setup
  • It is sonically better, more refined in the midrange and top end than previous generations, offering a balanced and open sound that can improve intelligibility
  • The speaker provides good output levels with low distortion and compression, and is capable of handling power well

Product Considerations

  • The RP-504C II has poor directivity in the horizontal region, which can lead to speech intelligibility issues for listeners sitting more than ±10° off-axis
  • It has an elevated treble response, rising to about +3dB above average sensitivity levels above 2kHz, which may impact linearity

Comparisons (according to reviewers)

  • Vs RP504C (Gen 1)—the Gen 2 has a different crossover point (650 and 1950 Hz vs 500 and 1500 Hz), refined mids and highs, and the Gen 1 has a gap that's more similar to the gap in the floor standings
  • To Klipsch THX—RP-504C II sounds warmer and more natural

Takeaway: The Klipsch RP-504C II center channel speaker is a capable speaker that may increase the sonic intelligibility of a sound system. It could be a great choice for a home theater setup if clear dialogue and sound reproduction are priorities, and it has good output levels with low distortion and compression.

Video review

Our take on the brand

Klipsch is renowned for its pioneering use of horn-loaded technology in speakers, which enhances efficiency and reduces distortion through their signature Tractrix Horn design. The brand's distinctive "Klipsch sound" is characterized by a bright, dynamic audio profile that some find exhilarating.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page

What competes at this price?

Definitive Technology
Dymension DM20
449
/
Released
2023
The Dymension™ DM20 slim center channel speaker provides full-range sound with superior vocal clarity. Its low-profile design accommodates home theater cabinetry or can be wall-mounted.
Check Amazon
Definitive Technology is a hifi speaker brand known for its bipole design, which radiates sound from both front and back to create a more spacious soundstage. Their speakers feature unique technologies like Linear Response Waveguide for better off-axis listening and Intelligent Bass Control for precise bass adjustments while maintaining midrange balance, with many models incorporating built-in powered subwoofers.
Expand Details

Our Summary

Video review

Our take on the brand

Definitive Technology is a hifi speaker brand known for its bipole design, which radiates sound from both front and back to create a more spacious soundstage. Their speakers feature unique technologies like Linear Response Waveguide for better off-axis listening and Intelligent Bass Control for precise bass adjustments while maintaining midrange balance, with many models incorporating built-in powered subwoofers.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
Focal
Vestia
489
/
Released
2023
Vestia Center is the central loudspeaker in the range. During its development, particular attention was paid to ensuring that its timbre complemented that of the other Vestia speakers. It is the perfect complement to a home theater system, providing coherent design and sound.
Check Amazon
Focal is a French hifi brand that makes their own drivers in-house, including their highly-regarded beryllium tweeters and unique slatefiber mid/bass drivers made from recycled carbon fiber. Their speakers and headphones feature distinctive technologies like their "W" sandwich cone design for optimal driver performance and Mimi Sound Personalization that adapts audio to individual hearing profiles.
Expand Details

Our Summary

Product Strengths

  • Good tonal balance and neutral sound, with small departures from full neutrality
  • Wide soundstage and precise imaging
  • Exceptional dynamic range for its size, packing a punch
  • Stylish and tasteful design that complements interior decor
  • Clear articulation and detailed account of vocals and instruments

Product Considerations

  • Low-frequency extension isn't as deep as other similarly priced towers, bass extension is not terribly low for a floor-standing speaker of its pricing
  • Best with a subwoofer for action films and those who want bass at and below 40Hz
  • The center speaker is less optimal for those situated off-center, with a noticeable dip in frequency response around 2kHz in some rooms
  • The on-axis measurements show a slight dip from 5kHz up to 10kHz, which makes the speaker a bit soft on sibilants
  • They do not give a lot of deep bass output

Comparisons (according to reviewers)

  • Vs Bowers & Wilkins 705 S3s: Vestia N°3s have better bass extension
  • Vs Philharmonic BMR Tower: BMR Tower digs deeper in bass, but is larger and less efficient
  • Vs Arendal 1723 S Tower: 1723 S Tower has more low-frequency extension, but sacrifices some efficiency compared to the Vestia
  • Vs KEF R5 Meta: Trade-offs exist in bass extension, size, and efficiency
  • Vs Bowers & Wilkins 704 S3: Trade-offs exist in bass extension, size, and efficiency
  • Vs Polk Legend L600: Trade-offs exist in bass extension, size, and efficiency

Takeaway: The Vestia No.3 offers excellent sound quality and stylish design, making it a good option for those who want clear sound and a pleasing aesthetic. Adding a subwoofer can enhance the bass for a fuller listening experience, especially for home theater use.

Video review

Our take on the brand

Focal is a French hifi brand that makes their own drivers in-house, including their highly-regarded beryllium tweeters and unique slatefiber mid/bass drivers made from recycled carbon fiber. Their speakers and headphones feature distinctive technologies like their "W" sandwich cone design for optimal driver performance and Mimi Sound Personalization that adapts audio to individual hearing profiles.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
NHT
Ms Center
374
/
Released
Check Amazon
NHT (Now Hear This) is known for its acoustic suspension speaker design that avoids ports or holes, delivering low distortion and accurate sound while making speaker placement easier in various room settings. The brand's speakers use premium aluminum drivers and unique design features like Focused Image Geometry, which reduces side-wall reflections and concentrates sound in the listening area.
Expand Details

Our Summary

Product Strengths

  • Compact, space-saving design with a modern look and good build quality and finish
  • The MS Tower has a built-in height speaker for Dolby Atmos/DTS:X setups
  • Well-balanced sonic performance for both music and home theater applications
  • Excellently timbre-matched front mains and center package
  • The speakers fill even relatively large rooms with sufficient sonic energy

Product Considerations

  • The MS Tower in-room bass response only reached down to around 50 Hz, suggesting a subwoofer is necessary for full bass extension
  • The MS Center might not portray depth as adeptly as more expensive center channels
  • The MS Tower speakers might not possess the last word in transparency

Takeaway: The NHT MS speakers offer a compact design with good sound for both music and movies, especially for those wanting an easy Dolby Atmos setup. They provide good value and a balanced sonic experience without taking up too much space.

Video review

Our take on the brand

NHT (Now Hear This) is known for its acoustic suspension speaker design that avoids ports or holes, delivering low distortion and accurate sound while making speaker placement easier in various room settings. The brand's speakers use premium aluminum drivers and unique design features like Focused Image Geometry, which reduces side-wall reflections and concentrates sound in the listening area.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
Polk
255C-RT
199
/
Released
Experience high quality designs with superior sound when choosing 255c-RT Vanishing RT Series Two-Way In-Wall Center Channel Speaker speakers.

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Polk’s been a major player in the audio world since the ’70s, though they don’t always get the same attention from hi-fi reviewers as some other brands. But they know their niche—mass-market, entry-level products that perform way better than you’d expect for the price. Their R200 model, for example, gets called one of the best under $1,000. If you’re looking for solid performance without spending a fortune, Polk’s stuff is hard to beat.
Expand Details

Our Summary

Product Strengths

  • Designed to be minimally invasive and slip easily and undetected into any environment
  • Polk has minimized the thickness, making it easy to install in most homes
  • Build quality is good and the weight has been kept nice and low
  • When set up correctly, it projects well and directly forward and has a slight lean to a warmer tone, but nonetheless has great clarity

Product Considerations

  • Installing in-wall speakers is not easy, and professional installation is recommended
  • Requires a separate amplifier and a way to connect sound to it
  • Installation is not recommended if there is no space behind drywall or on solid surfaces like concrete or stone
  • Polk's logo on the grill might be a minor aesthetic issue for some who want it to be inconspicuous
  • Sound is not really relevant when evaluating the speaker on its own, as it's designed to be used as part of a full system

Takeaway: The Polk Audio 255c-RT is a great addition to a home theatre sound system, especially when paired with other speakers from the Polk Audio RT line. It has good build quality, and its unobtrusive design makes it a solid choice for creating a multi-directional audio experience for watching movies.

Video review

Our take on the brand

Polk’s been a major player in the audio world since the ’70s, though they don’t always get the same attention from hi-fi reviewers as some other brands. But they know their niche—mass-market, entry-level products that perform way better than you’d expect for the price. Their R200 model, for example, gets called one of the best under $1,000. If you’re looking for solid performance without spending a fortune, Polk’s stuff is hard to beat.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page
Klipsch
RP-500C II
449
/
Released
2022
Hear every word of the dialogue and lyrics with crystal-clear precision. A new, larger 90° x 90° silicone composite hybrid Tractrix® horn provides incredibly efficient transfer of high-frequency waves into the listening area to create a crisper, clearer sound.
Check Amazon
Klipsch is renowned for its pioneering use of horn-loaded technology in speakers, which enhances efficiency and reduces distortion through their signature Tractrix Horn design. The brand's distinctive "Klipsch sound" is characterized by a bright, dynamic audio profile that some find exhilarating.
Expand Details

Our Summary

Product Strengths

  • Quite good output levels with low distortion and compression
  • Sensitivity measures at about 87dB @ 2.83v/1m, which is nice

Product Considerations

  • Elevated treble response rising to about +3dB above the average sensitivity levels above 2kHz
  • Linearity takes a hit, in part, to the above-mentioned HF boost
  • Poor directivity in the horizontal region with a narrowing response through the midrange
  • Viewers/listeners sitting to the side of the speaker more than about ±10° are going to suffer from some speech intelligibility issues

Takeaway: The RP-500C II offers good output levels with low distortion and compression, making it a solid choice for clear sound. Its nice sensitivity helps deliver quality audio for your home theater.

Video review

Our take on the brand

Klipsch is renowned for its pioneering use of horn-loaded technology in speakers, which enhances efficiency and reduces distortion through their signature Tractrix Horn design. The brand's distinctive "Klipsch sound" is characterized by a bright, dynamic audio profile that some find exhilarating.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer
Product Page
Product Page

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