Optimal Audio Cuboid 12 Passive Loudspeaker 300W

SKU: CUBOID12-B

£568.00 inc VAT
£473.33 ex VAT

Usually delivered in 1–2 working days
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3 Year Manufacturer Warranty Included
Compare the Range
Optimal Audio Cuboid 12 Passive Loudspeaker 300W
Optimal Audio Cuboid 12 Passive Loudspeaker 300W
£568.00 inc VAT
£473.33 ex VAT
  • 12" / 300W
  • High Output Install
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£56.67 ex VAT
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About this Product

The Optimal Audio Cuboid 12 is a high-power two-way passive loudspeaker featuring a 12-inch LF driver and 1-inch exit HF compression driver, delivering 300W programme power. Designed for larger venues, performance spaces, and permanent installations requiring serious output and projection, it offers the coverage and intelligibility needed for speech and music reinforcement in demanding environments.

Power Handling
300W
Programme

LF Driver
12″
Low Frequency

HF Driver
1″ Exit
Compression Driver

HF Horn
Rotatable
Portrait / Landscape

Features

12″ LF driver with 1″ exit HF compression driver for high-output performance

300W programme power handling

Rotatable HF horn maintains correct dispersion in portrait or landscape

Steel grille for robust protection in demanding environments

Compatible with Optimal Audio SmartAmp DSP-optimised amplification

Works with Zone controllers, ZonePad wall panels, and WebApp

Compression driver delivers greater throw and intelligibility than dome tweeters

Suited to venues, houses of worship, and permanent AV installations

Specifications
Model Cuboid 12 Black
SKU CUBOID12-B
Speaker Type Two-Way Passive
LF Driver 12″
HF Driver 1″ Exit Compression Driver
Power Handling 300W
HF Horn Rotatable
Grille Steel
Colour Black

More Information

  • Portrait or landscape mounting options
  • Rotatable high-frequency horn
  • 62Hz – 20kHz frequency response ±3dB
  • Maximum SPL 123dB (continuous), 129dB (peak)
  • 80° horizontal x 50° vertical coverage
  • Finish: Black

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Frequently Asked Questions

Stage Supply is the retail arm of Moventra Group. We’re a working touring and events production company founded in 2020 by sound engineers with many years of experience. 

We’re very selective about the products we sell. Everything we supply we use ourselves on our tours, events and productions. This means we can offer a level of buying advice and aftersales support that can’t be beaten.

We’re official dealers of brands such as Allen & Heath, Audio Technica and sE Electronics. We also stock other leading brands including Shure, Sennheiser, Martin Audio and Chauvet Professional.

We accept Debit & Credit Cards, Apple Pay, Android Pay and Paypal. We also offer finance through Paypal Credit and Klarna.

Business Customers can choose to receive a Proforma Invoice on checkout to pay by bank transfer.

Yes. We run a AV Production business (Moventra) and have AV Engineers on hand to provide advice and technical support during our operating hours.

The quickest way to contact us for advice and support is through WhatsApp or Email.

Stage Supply is a division of Moventra, which is a AV Production Company. We share staff and our premises with Moventra which allows us to keep our costs down.

As AV Engineers ourselves, our mission is to provide high quality equipment to other AV Professionals at reasonable prices.

Please see our Returns page for information on our returns policy and to start a return online.

Generally if you change your mind you can return your item for a full refund within 14 days of purchase - as long as the product is unopened and unused. 

If an item is faulty or damaged we will arrange collection free of charge and repair/replace it as quickly as possible.

Estimated delivery times are shown on the product page. For items in stock we aim to get your order to you within 1 - 3 working days.

Some items are ordered directly from the manufacturer. These may have longer lead times which will be estimated on the product page. Please contact us for a more accurate lead time.

Yes. You can collect from our Production Space in Wembley, London. Please note that only a small range of our products are stored here, items showing as in stock may need to be transferred from our warehouse. If the item is in stock it will usually be ready to collect the same or next working day.

Yes. Through Moventra we can install across the UK. 

We've been involved in installation projects ranging from large capacity Music Venues to Coffee Shops, Churches and Council Offices.

Please click here to contact us to learn more about our installation service.