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Key performance features –

A correctly designed quadratic residue diffuser based around prime number 13.
Useful diffusion range extending down well into the lower midrange.
Made in Australia from Australian sourced premium grade materials and components.
Custom colour choice available for a small extra charge on orders of 12 and over.

Key convenience features –

Light, easy to handle and mount using either screws, glue or optional wall mounting kit.
More manageable size than most acoustic treatments, not overly deep.
Made in Australia – stock is readily available.
Lens is exactly square and dimensionally consistent making ganging of multiple diffusers easy and neat.

Dimensions – 550mm x 550mm x 105mm deep.

Weight – 5.5 Kg each.

Carton dimensions – 575mm wide x 575mm deep x 400mm high (carton of 3 units)

Available in Australia from all good HiFi retailers. International orders are handled directly by Stereotech.

Standard finish – White acoustic lens with satin black main diffuser body. Custom finishes available on acoustic lens and/or body at a small premium on order of 12 or more units.

Assembly – None, shipped fully assembled ready for mounting.

Designed and manufactured by Stereotech, in Brisbane, Australia.

Where to buy

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* All products may not be available at all stores, countries and regions.

Seal of Approval

Contact information


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Our partners

Proudly supporting Australian Made Campaign and the strength of the logo

The Australian Made Campaign

The Australian Made, Australian Grown logo is administered by Australian Made Campaign Limited (AMCL).

ABN: 20 086 641 527

We acknowledge the Traditional Owners of country throughout Australia and recognise their continuing connection to land, waters and culture.
We pay our respects to their Elders past, present and emerging.