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Ships within 48 hours Β· Estimated delivery Jul 16 - Jul 21
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Description
Revox INV 40 Architectural SpeakerSounding walls through invisible speakers! The innovative surface loudspeakers of the Invisible series are only a few millimetres thick and are installed completely invisibly under plaster, paint or wallpaper, turning the wall or ceiling into a hidden sound source. The amazing listening experience: Due to the special flat radiation characteristic of the Invisible Soundboards, their impressive, harmonious sound is equally audible everywhere in the room
Sounding walls through invisible speakers! The innovative surface loudspeakers of the Invisible series are only a few millimetres thick and are installed completely invisibly under plaster, paint or wallpaper, turning the wall or ceiling into a hidden sound source. The amazing listening experience: Due to the special flat radiation characteristic of the Invisible Soundboards, their impressive, harmonious sound is equally audible everywhere in the room β regardless of the listenerβs position.
The INV 40 is a compact-size surface loudspeakers installed invisibly under plaster, paint or wallpaper. With special polymer membrane for integration in dry construction, solid construction, walls and ceilings as well as in specific applications. Due to the very small dimensions, the Invisible Speaker fits even with limited specifications.
| INV 40 aqua slim | INV 40 wood slim | INV 40 stereo | INV 40 stereo carbon | INV 40 | INV 40 carbon | INV 40 PE | |
|---|---|---|---|---|---|---|---|
| Width (mm) | 300 | 300 | 410 | 410 | 410 | 410 | 410 |
| Height (mm) | 400 | 400 | 625 | 625 | 625 | 625 | 625 |
| Installation Depth (mm) | 33 | 33 | 52 | 52 | 52 | 52 | 52 |
| Weight (kg) | 0.6 | 0.6 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Music power handlingcapacity (Watt) | 40 | 40 | 2 x 20 | 2 x 20 | 40 | 40 | 40 |
| Impedance (Ohm) | 4 | 4 | 2 x 8 | 2 x 8 | 4 | 4 | 4 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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5
Sublimation ink
Love this ink! Bright colors. Haven't had to refill my ink yet. No clogging problems. Ink quality is great!! Very easy to install.
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Reviewed in the United States on April 16, 2026
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5
Very very good
Very good sublimation inks, the images come out with good colors
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Reviewed in the United States on April 21, 2026
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5
Vibrant, Rich Colors
This is my absolute FAVORITE sublimation ink. For the price, it's the best you'll find the canisters are easy to use, don't leak, and lasting for months.
The bottles fit perfectly onto the eco tank. The colors are vibrant, rich, transferring to piece exactly as it should. These work like a dream and I'm a loyal customer, for sure.
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Reviewed in the United States on December 15, 2025
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5
Very vibrant.
Great quality!!!
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Reviewed in the United States on May 7, 2026
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5
Amazing Quality and Value!
I've been using this Ink for all my printing projects, and I couldn't be happier with the results! The colors are incredibly vibrant and true to life, making every print look professional and eye-catching. The clarity is outstanding, capturing all the intricate details of my designs perfectly.
What I love most is that I get this amazing quality at such an affordable price. It's a fantastic value for the money, especially for someone who prints regularly. The bottles are easy to handle and refill, which saves me a lot of time and hassle.
Overall, I highly recommend Hiipoo Sublimation Ink to anyone looking for high-quality, cost-effective ink solutions. It's made a noticeable difference in the quality of my prints, and I'm thrilled with the results!
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Reviewed in the United States on November 9, 2024