The Audio Tailor Reviews
Call Us 1300 308 711
In stock
Call for Stock

Altronics - Opus One Compact - Weatherproof Speakers

SKU: C0840


Buy Now. Fast Delivery or Store Pickup
Trusted by 40,000+ Customers in Australia
We love helping our customers create amazing experiences
Hi Fi Reviews

Speak to a Altronics Expert In Store

Call 1300 308 711.

Get Brisbane Store Directions.

Trusted by 40,000+ Customers

Service you can trust

Official Australian Dealer

Official Australian Warranty

Great Prices & Deals

Found a better price? Call us.

5-Star Customer Service

Industry experts ready to help


Employing an all-weather polypropylene cone and rubber surround ensuring extended service life when used either for indoor or outdoor applications. Extremely compact it is well suited to confined areas. The C 0840 is an excellent choice for mounting in boats, alfresco areas, bathrooms, under eaves etc. Installation is made very simple by the in-built swivel clamps.

Suits ceilings or walls up to 29mm thick. Sold in pairs. Ceiling or panel cut out required 140Ømm.

IP65 rated for outdoor use. Great for boats, yachts, outdoor areas etc.

Features aluminium grill & stainless steel fixings.



  • Impedance: 4Ω
  • Rated power: 20W RMS
  • Max power: 30W
  • SPL 1W @ 1m: 88dB
  • Freq response: 65Hz - 17kHz
  • Weight: 710g
  • Mounting hole size (mm): 140Ø
  • Dimensions (mm): 167Ø x 62D
  • Sold as pair

Customer Reviews

No reviews yet Write a review