


Avantgarde Acoustic Uno SD
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Avantgarde Acoustic Uno SDThe Avantgarde Uno SD is a truly special, wide range speaker system. Its a three way design with horn loading covering the mid range and treble ranges along with a powered bass system covering lower frequencies. The result is a speaker with the remarkable benefits of horn loading but in a reasonably compact box, yet it's one that still offers a massive efficiency of 107dB and very wide bandwidth. The SD range is available with built in full range
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- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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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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Reviewed in the United States on May 26, 2026
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