Unison ResearchOPERA MALIBRANusedUnison Research OPERA MALIBRAN Amazing Italian Audiophile Speakers Retail 25KNEW LOWER PRICE !!! PRICE IS PER PAIR !!! UNIQUE OPPORTUNITY ! Amazing hard to find Italian audiophile speakers, handcrafted, less than 3 pairs imported in North America. See all the pictures and ...11900.00

Unison Research OPERA MALIBRAN Amazing Italian Audiophile Speakers Retail 25K

Listing ID: lisb5g91 Classified 
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New Retail Price:$25,000.00


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Ships fromLONGWOOD, FL, 32779
Ships toUnited States
Package dimensions69.0" × 38.0" × ?" (286.0 lbs.)
Shipping carrierLocal pickup only
Shipping costN/A
Original accessoriesBox, Manual
AverageResearch Pricing

Amazing hard to find Italian audiophile speakers, handcrafted, less than 3 pairs imported in North America. See all the pictures and detailed features in their brochure.

UNISON RESEARCH, ITALY - a high-end audio manufacturer based in Italy, dedicated to crafting exceptional audio equipment. Their products are designed with both style and sound quality in mind, delivering a luxurious listening experience that is both captivating and immersive. From their award-winning tube amplifiers to their innovative speakers, DACs and CD players, Unison Research combines classic design with modern technology, offering an exceptional range of audiophile equipment that is sure to delight audiophiles and music lovers alike.

A speaker who focuses the technology and know-how of the top models in the Opera range, Malibran is the first loudspeaker system designed by Opera and produced by Unison Research. It is named in homage to the great 19th Century soprano Maria Malibran, whose remarkable life and talent was cut short at the age of just 28. She is remembered today as a legend in Venice, where a Theatre is named after her.

The Malibran cabinet and is made up of an inner cabinet of multi-layer plywood and thick MDF, with an outer layer of finely sculpted and highly polished real wood. The front and back fascia is covered with fine black italian leather. The overall volume is 146 litres and weight is 120 kgs = 264 lbs, the whole structure being virtually inert and resonance-free. Wheels are fitted for easy movement.

Although there are 12 drive units in total, Malibran is in reality an extended 3-way system, with powerful passive sub-woofer and cross-linked dipole radiating system all in the same cabinet. Its particular design makes it easy to use in any room, whether large or small. 3 x 10" woofers equal to a 15" woofer.


  • System: Floor standing, TEB
  • Drivers: 3 x 10" Seas woofer, aluminum cone, 4 Seas midranges with magnesium cone ,1 front tweeter 1″ ScanSpeak (9000 series), 4 rear tweeter 1″ ScanSpeak (Cross-Linked Dipole)
  • Number of ways: 3 + rear radiation
  • Frequency response: 20-30000 Hz
  • Cross-over: Woofer in parallel + double low-pass a 6+6 dB/ott
  • Midrange: progressive low-pass filter + high-pass of the second order Front Tweeter, 12 db high-pass Cross-over freq. 160-2000 Hz
  • Power: 750 watt RMS or more without clipping
  • Amplifier: starting from 10 Watt
  • Sensitivity: 89 dB dB/1watt/1 meter
  • Nominal Impedance: 4 ohm (Z min > 3.1 ohm)
  • Size: 136 x 44 x 80 cm (h, w, d)
  • Weight : 130 Kg = 286 lbs each speaker
SEAS - 100-y old Norwegian manufacturer of acclaimed speakers.
SCANSPEAK -  a world leader in the development and manufacture of high end transducers for the world’s top international loudspeaker brands , hand built in Denmark since 1970

Included in the sale - Audioquest K2 active speaker cables (bi-amp) and also Audioquest Jupiter jumpers. Also included is the original base plate with its brass spikes (to replace the plate base with wheels when ready to be installed in place). 

Also included - brand new in box crossovers sent by the factory if different sound preferred (more analog).

I have more pics if needed. Thank you for watching.

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Return Window

Item can be returned within 7 days of receipt.

General Terms

Items must be returned in their original condition, with all included packing materials and no signs of use. Buyer assumes responsibility for all shipping return costs unless the item was not received as described.


Buyer will receive a full refund in the original payment method less any shipping charges.

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