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Overview

DEEP BASS EXTENSION

Strength and Design at the highest level.

Sonus faber Reference Collection speakers paired with a Gravis VI subwoofer, featuring complementary wenge wood finishes.

PRECISION AND ELEGANCE

Exemplifying the pinnacle of power and elegance, the Gravis VI active subwoofer is meticulously crafted to deliver striking bass performance to the highest performance speaker systems. Gravis VI is matched both acoustically and socially with the Sonus faber Reference collection.

Close-up view of the Sonus faber Gravis VI subwoofer, highlighting the captivating red wood and black leather finish.

ICONIC SONUS FABER DESIGN

Each Gravis VI subwoofer boasts an artisan-crafted wooden or lacquer top, enhancing its aesthetic allure. With its sleek, unembellished body, the design radiates a sense of purity and sophistication, complemented by Sonus faber’s signature leather finish on the sides.

Gravis VI Specs Highlights

Gravis VI Specs Highlights

SYSTEMSealed box loading, twin drivers, active subwoofer
SPEAKERSSw: Ø 2x320 mm, long throw, sandwich honeycombcone, wide rubber surround LF unit
AMPLIFICATIONHigh performance Class AB1700 W rms, 2400 W (peak)

NATURAL SOUND WITH POWER & DEPTH

Close-up of the Sonus faber Gravis VI subwoofer, showcasing the exquisite Italian design in intricate detail.

EXPERTISE AND ARTISANSHIP

Gravis melds decades of Sonus faber design and audio expertise into a contemporary package, enhancing the depth and clarity of our Natural Sound signature in a seamlessly integrated design.

The Pursuit of Depth

Side black and white sketch showcasing the clean Italian design of the Sonus faber Gravis VI subwoofer.
Specifications
System
Sealed box loading, twin drivers, active subwoofer
Loudspeakers
Sw: Ø 2x320 mm, long throw, sandwich honeycombcone, wide rubber surround LF unit
Frequency response
@ - 6dB acoustic Linkwitz 4th order roll-on, default settingfrom 18 Hz to Fc (user continuously adjustable)
On board amplifiers
High performance Class AB1700 W rms, 2400 W (peak)
Power consumption
< 2 W (Stand-by)2100 W (Rated power)
Audio Input / Output
2x LINE (unbalanced), Left and Right/LFE - RCA plugs2x LINE (balanced) - XLR plugHIGH LEVEL - Neutrik 4-pole Speakon© plug
Mains Input Voltage
100 - 120 Vac – 50 / 60 Hz or 220 - 240 Vac – 50 / 60 HzFactory selected
Decoupling Systems
Rubber pad
Product dimensions (HxWxD)
616 x 448 x 585 mm / unit24 x 17,6 x 23 in / unit
Dimensions with packaging (HxWxD)
810 x 600 x 725 mm / unit31.9 x 23.6 x 28.5 in / unit
Weight
52 Kg / unit114.6 lb / unit
Packaging weight
60 Kg / unit132.3 lb / unit
Cabinet
Squared cabinetHigh gloss woodBlack leatherAluminum
Fuse
T12A H250V (100-120 Vac – 50/60 Hz)T6.3A H250V (220-240 Vac – 50/60 Hz)
Controls
Direct access Master volume.APP control featuring: 4 selectable presets, volume, continuously adjustable crossover frequency (40 to 150 Hz , filtering slope 24 dB/oct); continuously adjustable signal phase (0° to 360°); up to 8 parametric EQ filters, delay (1 to 20 ms); automatic room calibration; selectable threshold auto power on/off
Downloads & Documentation

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FAQs

Please read our FAQs page to find out more.

Do you price match?

Yes. We match any authorised dealer, including big-box retailers. If you find the same product at a lower price, contact us and we'll match it.

Do you offer free shipping?

Yes — free shipping on every order, with 2-day delivery available on most products. Easy returns and exchanges are included.

Where is your showroom?

We're at 6362 Alder Drive, Houston, Texas. The showroom lets you hear and compare reference-level systems in person before making any decisions. If you're considering a larger purchase or installation, it's well worth the visit.

Can I buy online without visiting the showroom?

Yes. The full product range is available through the online store with free nationwide shipping. For more complex system builds, speaking with one of our advisers first tends to lead to a better result.

Do you offer financing?

Yes. Special financing is available through the BrandSource Credit Card for qualifying purchases, allowing you to spread payments over time with no annual fee. Promotional rebate savings are also available periodically. See the financing page for full details.

Do you install systems as well as sell equipment?

Yes — installation is central to what we do. We design and install whole-home audio and video, home theaters, media rooms, outdoor audio, lighting and motorised shades, and full smart home automation.

Do you provide support after installation?

Yes. We provide ongoing service and support to ensure systems continue performing as intended — not just on installation day, but over the long term.