Triangle Audio
Triangle Capella Active Loudspeaker
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Capella
Wi-Fi & Bluetooth Speaker
Stereo Active Speakers |
Stereo Hub |
WiSA |
Wi-Fi |
Bluetooth aptX |
Amplifier Output Power : 2 x 100 Watts |
Magesium Horn Tweeter |
16cm (6") Natural Cellulose Midwoofer |
TV Compatible (ARC + Optical) |
Rooms from 15 to 40m² |
RF Remote |
THE SONG OF THE TWIN STARS
CAPELLA embodies the ambition of an enthusiastic team to combine the acoustic experience of TRIANGLE with advanced sound signal processing technologies in a refined enclosure.
Made in France, CAPELLA provides a complete, intelligent audio system with unprecedented performance. Entirely configurable to suit your taste and environment, CAPELLA adapts and fits your needs.

Modern and connected
Enjoy a wealth of compatible streaming options and connectivity to stream all your content in high definition.
Modern and connected, the system is Bluetooth and Wi-Fi compatible (Airplay, Chromecast, UPnP/DLNA), as well as Roon Ready for the most demanding audiophiles. The speakers communicate wirelessly with the “Stereo Hub”, a compact, remote box using WiSA technology. All your sources (TV/ARC, USB, Optical, RCA...) are centralized on the Hub.

Streaming, Home Theater, Gaming, and more
Compatible with all your sources
The compact stereo hub is the central point of the Capella system. It concentrates all inputs, whether wireless, integrating Bluetooth and Wi-Fi technologies, analogue or digital wired connection.
Airplay, Google Chromecast and Roon compatibility make it easy to enjoy all your music services in high definition. Thanks to its many inputs (TV/ARC, optical, USB, etc.), you can also enjoy the content of all your music or video sources.
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1 x TV / ARC (CEC) | ![]() |
1 x USB B |
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1 x RCA Stéréo | ![]() |
3 x Optical SPDIF |
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1 x Coaxial | ![]() |
1 x 3.5mm Jack |

Wireless Speakers and WiSA Technology
Place your speakers any way you prefer.
The CAPELLA system uses WiSA wireless audio transmission technology, so you can place the speakers anywhere in your home.Any audio source, whether from a streaming service or connected to one of the system's inputs, is managed by the WiSA box called “Stereo Hub”, which then streams the signal to your high-resolution speakers with no noticeable latency.
This means you can place the Stereo Hub close to your AV equipment (TV, turntable, computer, etc.) and freely position the speakers around the room.

Active Speakers and Digital Signal Processing (DSP)
A new performance standard
CAPELLA active speakers benefit from a total power output of 2x100W. Each driver has its own converter and a dedicated 50W amplification circuit. A next-generation digital signal processor (DSP) constantly monitors driver behavior to reach the system's full potential, particularly in the low frequencies.
The crossover is digitally controlled, ensuring a perfectly linear frequency response. Bass notes are deeper and better controlled, the soundstage is clearer and more balanced, and vocals are purer and more detailed.
The CAPELLA system adapts to your room
Automatic Calibration
The room acoustics and the placement of your speakers will have a major impact on your listening experience. Thanks to the automatic calibration technology, you can easily make measurements in your listening room, “TRIANGLE CAPELLA” app then adjusts the sound response of the speakers to adapt to the room.You can enjoy a balanced sound perfectly suited to all types of room, from the most damped to the most resonant.
*Room calibration is available with Apple devices' built-in microphones, while Android phones/tablets require the use of a Zen microphone.

Ultra-precise Acoustic Settings
Zen Microphone & Triangle Capella app
The wireless ZEN microphone available as an option, enables precise measurement during the automatic calibration of your CAPELLA system. It collects the data and transmits them to the app, which then analyzes and corrects them.
For even greater sound customization, the TRIANGLE CAPELLA app offers a wide range of settings to optimize the sound reproduction of your speakers. Control the response curve directly, by increasing or decreasing selected frequency ranges, so your sound matches your expectations as closely as possible.
DESIGN AND ELEGANCE
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Nebula Brown |
Black Star |
Space White |
Astral Blue |

Outstanding Finish Quality
DESIGN AND ELEGANCE
Capella is simply breathtakingly beautiful. Its high-density cabinetry is the result of luxury craftsmanship, and the curved edges create a soft look. Underneath the lacquer is a sublime burr walnut essence, with wood grains gradually revealing before disappearing in a paint gradation. The finishes exhibit all their nuances and color contrasts, depending on the light and the way you look at them.
Refined accents of Champagne-finish anodized aluminum turn these speakers into true sonic masterpieces.

Dedicated Turntable
New Lunar 3 turntable, designed for the Capella speakers.
To offer a perfectly adapted solution, TRIANGLE has partnered with Pro-Ject, Europe's leading manufacturer to build Lunar 3. The Turntable is designed to bring out all the magic of your 33/45 rpm records, without having to compromise. It features a phono preamplifier enabling direct connection to the “Stereo Hub”.
All materials, from the wooden structure and steel platter to the carbon tonearm and the Ortofon 2M Red cartridge, have been carefully selected to ensure accurate playback and to absorb any vibrations that might alter the sound.
TRIANGLE’S historical expertise
Acoustic Engineering
The CAPELLA drivers benefit from the acoustic expertise and research carried out on the limited 40th anniversary edition of the Esprit range.
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TRIANGLE's DriversThe horn-loaded tweeter deploys the new 25mm magnesium alloy dome and a perfectly matched phase plug, it delivers a harmonious dispersion of the high frequencies without any aggressive sounds. The bass/midrange section is handled by a 16cm driver using a cellulose pulp membrane, a distinctive feature of TRIANGLE speakers. |
Down Firing ventsThe CAPELLA speakers are mounted on an aluminum base to enable unobstructed airflow around the port. This ensures even distribution of low frequencies and allows easy placement of your speakers in your room.
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DVAS TechnologyCAPELLA include proprietary DVAS technology, which consists of using a perforated reinforcement of the cabinet which is pushed against the driver by means of a damping material, thus stiffening the cabinet. The shape of this reinforcement allows optimized airflow from the port.
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Front PanelDiffraction |

Accessories and additional information
A system ready for listening
- 2 x 100W amplified speakers
- 1 x Aluminium radio remote control & 2 AAA batteries
- 2 x Protective fabric covers
- 2 x Power cables for speakers
- 1 x Power socket for Hub with 3 adapters (US, UK, EU)
- 1 x Wisa Hub ( Wi-Fi, Bluetooth, TV/ARC, USB...)

Dedicated S05 supports
To go further
For ideal positioning, we recommend the TRIANGLE S05 stands. The base of the CAPELLA speaker fits perfectly onto the top plate.
So your speakers are secure and positioned at an ideal listening height. The S05 is available in several finishes to match your system: Black, White, Blue and Dark Wood.
CAPELLA TECHNOLOGIES
The CAPELLA drivers benefit from the acoustic expertise and research carried out on the limited 40th anniversary edition of the Esprit range.

A New Performance Standard
Active Speakers and Digital Signal Processor (DSP)
Each CAPELLA speaker is equipped with a 2x50W two-channel amplifier, each channel has its own converter and dedicated amplification circuit.
This architecture enables the integration of a next-generation digital signal processor (DSP), with powerful algorithms handling both acoustic and psychoacoustic phenomena.
It also constantly monitors the way the loudspeaker behaves in relation to the power injected, reducing distortion while reaching your system's full potential, particularly in the low frequencies. The crossover is digitally controlled, ensuring a perfectly linear frequency response.
The ability to control the system's behavior offers a real advantage over a conventional system with passive loudspeakers and an external amplifier. Bass notes are deeper and better controlled, the soundstage is clearer and more balanced, and vocals are purer and more detailed.

Magnesium Dome
TZ2530MG HORN TWEETER
CAPELLA speakers use the horn tweeter that has been the brand's trademark for many years, producing a homogeneous sound throughout the listening area.
Research carried out in recent years has led to the optimization of the phase plug at the output of the horn to improve sound dispersion off the tweeter axis.
Equipped with a new 25mm magnesium/aluminum alloy dome, this high-output tweeter delivers harmonious highs without the slightest hint of aggressiveness

For Natural Vocals
100% NATURAL CELLULOSE MIDWOOFER
CAPELLA mid-woofer features a 165mm (6.5") driver with a proprietary membrane made of natural cellulose pulp, a true TRIANGLE trademark. Since its creation, TRIANGLE has favored to use paper cone drivers because of their colorless reproduction, especially in the vocal range.
The Driver is equipped with ventilated aluminum chassis and a half-roller suspension made of an assembly of foam and treated rubber. The result is a natural reproduction of vocals and instruments with good openness and a generous, dynamic bass.

ELIMINATING UNWANTED VIBRATIONS
DVAS
Extensive research has been carried out to understand vibratory mechanics and restore clear, uncolored sound.
CAPELLA loudspeakers rely on the proprietary TRIANGLE DVAS (Driver Vibration Absorption System), a high-density, perforated bracing material that is bonded to the driver by a damping material to stiffen the diver/cabinet pair.
A high-density EVA foam, placed at the end of each internal reinforcement, ensures contact between the driver magnet and the reinforcement. This greatly reduces the transducer vibration caused by the membrane movement, leaving only a small residual vibration.
The DVAS system reinforces this notion of neutrality and clarity in listening by significantly reducing loudspeaker vibration. The result is a more precise listening experience, without any coloration or structure noise.

Optimized Airflow
DOWN-FIRINGVENTS
Capella speakers are elevated on an aluminium base to allow unobstructed airflow around the bass reflex port. This ensures that the low frequencies are evenly distributed around the port, while the mid-range frequencies are more fluidly reproduced at the front.
The internal architecture of the speakers has been optimized around this port, which is flared at both ends. This effectively reduces airflow noise and lowers the level of harmonic distortion.
This design choice also makes it easier to place the speaker, whether in an open space or close to a wall, without compromising the performance of the CAPELLA speakers.

Rounded shape of the cabinet edges
Front Panel Diffraction
The rounded edge of the cabinet is not only an aesthetic choice. The front panel supporting the speaker diffracts sound waves, which distorts the audio signal sent to the listener.
The rubber rings used around the tweeter and mi-woofer in CAPELLA have an angular geometric structure that helps to reduce these edge effects.
The rounded shape of the cabinet edges also deflects the reflected waves outwards, reducing the amount of noise sent back to the listener and improves the overall clarity of the listening experience.

A concentration of technology
STEREO HUB
The compact stereo hub is the central point of the Capella system. It concentrates all inputs, whether wireless, integrating Bluetooth and Wi-Fi technologies, analogue or digital wired connection.
Airplay, Google Chromecast and Roon compatibility make it easy to enjoy all your music services in high definition. Thanks to its many inputs (TV/ARC, optical, USB, etc.), you can also enjoy the content of all your music or video sources.
The Hub pass the information to the speakers using Wisa wireless technology, allowing you to enjoy a very high resolution signal (24bit/96Khz) with no perceptible latency. It can be placed close to the audio source, leaving you free to position the speakers anywhere in the room.
REVIEW & AWARDS
Triangle Capella review - Read More
"In our view, this Triangle Capella is almost a great product. It needs a touch more sweetness and natural warmth in the sound and another look at the feature set. Given that the stereo hub is an external box, that shouldn’t be impossible to do. Until then, the Capella active speakers remain a likeable but leftfield choice. " - What Hi-Fi?
Triangle Capella Self-Powered Wireless Stand-Mounted Speakers Review - Read More

"Triangle’s Capella Self-powered Wireless Stand-mount Speakers are a pleasure to listen to and use. They are competitively priced, smooth-sounding, very flexible, and easy to set up. I have had my doubts about wireless speakers in the past, but not any longer. " - John E. Johnson
Triangle Capella Active Wireless Speaker Review - Read More

"Having reviewed a few of these systems now, there’s a sense that each is a slightly incomplete jigsaw puzzle and that KEF’s relatively venerable LS50 Wireless II is still has the fewest pieces missing. The Capella arrives with so much of the jigsaw complete though that it’s going to win a fair few friends. It is stable in a way that eluded a few options here, it has good connectivity, some useful features and - most importantly - it looks and sounds great while it does it. If Triangle can sort an inhouse streaming app and tweak the playback start time, a great product will become a flawless one. As it is the Capella does enough to ensure it comes Highly Recommended. " - Ed Selley
First Listen: Triangle Capella Wireless Loudspeaker - Read More

"The speaker retains the Triangle signature sound of its passive stablemates while offering the convenience of wireless streaming and the option to connect wired sources such as a TV, CD player and turntable via a hub that can be positioned nearby to said sources. It will also appeal to those who like the ability of KEF's alternative but would rather have a more classic, wonderfully finished wood-cabineted speaker on show than the ultra-modern aesthetic of the Brit boxes. As such, I look forward to spending more time with this exciting speaker system, which is available now in four finishes – Black Star, Astral Blue, Space White, and Brown Nebula " - Jay Garrett
Triangle Capella Review - Read More

"Something that the Triangle does very well is deliver the ideal of separates style audio while only being a pair of speakers and a dinky media box. It delivers a level of performance that normally needs rather more faff and hassle to achieve and looks excellent while it does it. " - Ed Selley
Triangle Capella - Read More

"In fact, this is right up there with the best implementation of these new active speaker systems that I have tested. What the Capella does brilliantly is tie some overlapping themes of what these systems need to do together. It’s easy to set up and wholly stable once you do. It offers a very decent spread of inputs, in fact, should a dedicated streaming app appear, it’s pretty much perfect. It then mixes this convenience with enough of the qualities that make Triangle the company it is to make the Capella feel like a wholly natural extension of the product range. This is a very well thought out new arrival and one that is likely to win many people over to its charms. " - Hi-Fi Choice
SPECIFICATIONS
Speaker use |
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Recommended room size |
The Capella system is recommended* for listening rooms between 15 and 40 m2. * A suitable listening area ensures a balanced reproduction of the entire sound message. Low frequencies are the most sensitive to the room, as they tend to resonate in small rooms and become diluted in large rooms. |
Amplifier and Connectors |
Loudspeaker Stereo Hub Auto sleep after 20 minutes |
Features |
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Speaker Specifications |
Pair of active stereo speakers* Type: Active Bass Reflex speakers with integrated digital signal processor * Complete system ready for listening. Each speaker has its own amplifier and communicates wirelessly with the Stereo Hub. |
Driver Specifications | 2 Drivers : • 1 x Horn tweeter with 25mm magnesium alloy dome • 1 x 16 cm Mid-woofer half-roll suspension with natural cellulose pulp membrane |
Crossover |
Active via DSP This digital signal processor (DSP) linearises the frequency response of the loudspeaker, while providing permanent control of the driver. |
Sampling and Audio Formats |
Sampling frequency Audio formats |
More Informations |
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Weight & Dimensions |
Dimensions Speaker (unit) Packaging dimensions W x H x D: 590 x 510 x 440 mm Speaker weight
Weight Stereo Hub |
Accessories | • 2 x CAPELLA speakers. • 1 x Stereo Hub. • 1 x Wi-Fi antenna for Stereo Hub • 2 x Magnetic protective grilles. • 1 x Power cable for Stereo Hub (3 adapters supplied EU, UK, USA). • 2 x Power cables for speakers. • 1 x Aluminium radio frequency remote control • 2 x AAA batteries for the remote control. • 1 x Allen key for remote control battery change. • 1 x Registration coupon. • 1 x Cleaning cloth for your speakers. |














































