Programmable audio warnings

Commercial Vehicle Announcement System (CVAS). Designed and manufactured by TVG. More than just a left turn speaker.

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Programmable audio warnings

Commercial Vehicle Announcement System (CVAS). Designed and manufactured by TVG. More than just a left turn speaker.

TVG-Made-In-Britain-Logo

Much more than a left turn speaker!

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Designed, tested and manufactured in the UK by TVG with superior device longevity

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Programmable functionality means one speaker can deliver different messages

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Conforms to night operation and noise regulations

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Tough, durable and tested to work in extreme environments

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A variety of messages, from one device

CVAS can be programmed with any spoken-word alert and directional multi-frequency sound in multiple vehicle scenarios, all from a single unit ...

  • “This vehicle is turning left”
  • “This vehicle is reversing”
  • “Stand clear, tail lift in operation”
  • “Warning, door ajar”
  • “Warning, crane in operation”
  • “Emergency vehicle in operation”

CVAS can even increase the safe operation of electric and other quiet running vehicles.

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Why Choose CVAS?

The Commercial Vehicle Announcement System (CVAS®) is a left turn speaker that does much more than other left turn speaker systems. CVAS® can provide multiple alert notifications and can be programmed to play any message you want. For example: fitted to the rear of your vehicle the device can be programmed with “WARNING, VEHICLE REVERSING” or “STAND CLEAR, TAIL LIFT IN OPERATION”.

CVAS® can be programmed to deliver any specific alert you choose, including a brand specific message by including your company name. What’s really innovative is that CVAS® does all this from a single mounted device.

CVAS® is manufactured to the highest standards, ensuring superior sound quality and durability no matter what environment your vehicles operate in.

CVAS 1 Having a left turn speaker that offers
bespoke messages was essential
to our business needs. CVAS is an
outstanding device. CVAS 2

Travis Perkins

Having a left turn speaker that offers bespoke messages, was essential to our business needs. CVAS is an outstanding device.

Travis Perkins

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Accreditations

TVG is accredited by every leading body in the industry. These certifications include schemes to protect vulnerable road users, best practice installation methods, and the highly esteemed 'Made In Britain' Marque. We enforce a strict Corporate Responsibility Policy within our organisation, including Modern Day Slavery and Human Trafficking policies.