logo logo

BRAND.

  • HOME
  • |
  • Products
    • 1
      Line arrays
    • 3
      Subwoofer
    • 1
      Point sources
    • 1
      Column loudspeakers
    • 1
      Stage monitors
    • 2
      Amplifiers
    • 2
      Processing and Matrix
    • 1
      Accessories
    • 1
      Software
    • 1
      Augmented arrays
  • |
  • Solutions
    OPRA
  • |
  • Applications
    OPRA
  • |
  • Education
    OPRA
  • |
  • Serivice and Support
    OPRA
  • |
  • Contact
    OPRA
NEW WEBSITE
UPDATING!
OPRA, since 1991.

Originating from the HLA Professional Keen Sound Audio Manufactory.
Start from brand new base in 2026, we are more than OEM now.
Optimistically, Passionately, Respond in Audio !


If you are still feeling the love of music,
you can always enjoy your great life with who and what you love !
Cherish the treasures in your heart.

©2026 - OPRA-acoustics All Rights Reserved