COMPREHENSIVE COMPATIBILITY
Gravis I, the most compact powered subwoofer in the Gravis collection, effortlessly harmonizes with diverse listening environments and audio systems. Gravis I seamlessly complements the aesthetics and acoustic characteristics of the Sonus faber Lumina collection and the smaller Sonetto bookshelf models, such as Sonetto I & II.

ITALIAN DESIGN
Gravis I boasts a compact design that effortlessly blends into any room. Available in four distinctive finishes and adorned with a leather top, embossed with the Sonus faber logo.

POWER AND DEPTH
Custom-designed drivers and amplifiers integrate seamlessly within Gravis I, delivering powerful depth with more efficient power consumption.

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.

SEPARATE VOLUME CONTROLS
The independent volume controls for high-level and line/LFE offer effortless calibration for both music and home theater applications, eliminating the need for constant adjustments. The High-Level Connection ensures a seamless fusion with main speakers during music playback, while the LFE input enhances the immersive home theater experience.

SPEAKER UNIT
Gravis I features an 8” Ultra Long Throw down-firing speaker unit along with a high current 150W Class AB amplifier, giving it accurate and expressive bass reproduction well beyond its class.

THE REAR PANEL
Gravis I rear panel features a complete connectivity solution that allows for both perfectly blended musical sub bass and powerful, percussive, home theater bass.

System: Passive radiator bass-reflex loading active subwoofer

Loudspeakers:
Sw: Ø 260 mm, very long throw, treated paper cone,
wide rubber surround woofer
Pw: Ø 260 mm, long throw, treated paper cone, wide rubber surround ABR unit

Frequency response: @ - 6dB, from 25 Hz to Fc (user adjustable)

On board amplifiers:
- High linearity Class AB
- 350 W rms, 700 W (peak)

Power consumption:
- 0.5 W (Stand-by)
- 450 W (Rated power)

Audio Input / Output:
- LFE (Low Frequency Effect), mono RCA plug
- LINE, mono RCA plug
- HIGH LEVEL, Neutrik 4-pole Speakon©

Mains Input Voltage: Factory selected, 120 Vac – 60 Hz or 230 Vac - 50 Hz

Decoupling Systems: Rubber pad

Product dimensions (HxWxD):
- 404 x 356 x 408 mm / unit
- 15,9 x 14 x 16 in / unit

Dimensions with packaging (HxWxD):
-537 x 512 x 526 mm / unit
-21.1 x 20.2 x 20.7 in / unit

Weight:
- 19,1 Kg / unit
- 42.1 lb / unit

Packaging weight:
- 26,8 Kg / unit
- 59.1 lb / unit

Cabinet:
- Squared shape
- Oper pore/ matte/ high gloss wood
- Black leather

Fuse: Factory selected T6.3A (110 Vac, 60 Hz); T3.15A (230 Vac, 50 Hz)

Controls:
- Independent Master and LFE volume controls
- Continuously adjustable Crossover frequency (30 to 120Hz), slope 24 dB / oct
- Signal phase inversion switch (0/180°)
- Auto switch - on / off (deselectable)

System
Closed box loading, down firing active subwoofer

Loudspeakers
Sw: Ø 210 mm, very long throw, treated paper cone,
wide rubber surround woofer

Frequency response
@ - 6dB, from 30 Hz to Fc (user adjustable)

On board amplifiers
High linearity Class AB
150 W rms, 250 W (peak)

Power consumption
0.5 W (Stand-by)
200 W (Rated power)

Audio Input / Output
LFE (Low Frequency Effect) - mono RCA plug; LINE - mono RCA plug; HIGH LEVEL - Neutrik 4-pole Speakon©

Mains Input Voltage
Factory selected, 120 Vac – 60 Hz or 230 Vac - 50 Hz

Decoupling Systems
Rubber pad

Product dimensions (HxWxD)
334 x 286 x 316 mm / unit
13,1 x 11,2 x 12,4 in / unit

Dimensions with packaging (HxWxD)
447 x 437 x 418 mm / unit
17.6 x 17.2 x 16.5 in / unit

Weight
14 Kg / unit
30.9 lb / unit

Packaging weight
17,6 Kg / unit
38.8 lb / unit

Cabinet
Squared shape
Oper pore/ matte/ high gloss wood
Black leather

Fuse
Factory selected
T4.0A (110 Vac, 60 Hz); T2.0A (230 Vac, 50 Hz)

Controls
Independent Master and LFE volume controls
Continuously adjustable Crossover frequency (30 to 120
Hz), slope 24 dB / oct
Signal phase inversion switch (0/180°)
Auto switch - on / off (deselectable)

Orders ship Sunday through Friday from our offices in Dubai, UAE.

In-stock products typically ship within 48 hours and should be expected to arrive in 3-4 business days. Orders outside of the UAE should be expected to arrive in 5-7 business days.

Pre-order and backorder products will state the approximate delivery timeline beside the Add To Cart button.

If you would like to place a custom order, chat with our specialists for a guided shopping experience. Once your order has been placed, a timeline will be provided depending on your order details.

- Free delivery within the UAE
- Shipping charges will be calculated upon checkout for orders outside of the UAE (Bahrain, Oman, Kuwait, Saudi Arabia & Qatar).
- Taxes and duties are calculated according to the applicable laws of the state or country an item is shipped to and are the customer's responsibility.

For additional information on shipping and our exchange & return policy visit our help center.

Installation charges are applicable and can be paid upon delivery for our clients based in Dubai.

- Installation Charges: AED 450 Per Hour
- Speaker Cables: AED 32 Per Meter
- Trunking: AED 10 Per Meter

For clients based outside of the UAE, please contact our specialists and we will share an estimate based on your requirements.