On-Premise Telephone Systems

As one of the leading Mitel providers in Sussex and the South East, we supply, install and maintain MiVoice Office and MiVoice Business telephone systems to UK businesses.

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Mitel Telephone Systems

As a Mitel Select Partner, Cavendish has a direct and long-term relationship with Mitel, enabling us to deliver the most advanced telephony systems and unified communication solutions to our customers.

Why Do Businesses Choose On-Premise Telephone Systems?

  • Higher level of control to manage and configure the system
  • More choice of applications
  • Applications can be tailored to suit your business needs
  • Lower cost of ownership
  • More resilience by deploying SIP trunking with ISDN
  • More flexibility to integrate IP enabled business processes
  • Deploy more complex applications like contact centre solutions
  • Benefit from lower cost call bundles with SIP Trunking
  • SIP Trunking offers good fraud protection & business continuity
  • Upfront costs of deployment can be removed with Leasing

SIP Trunks

The adoption of IP, or Internet based telephony, over recent years has driven a significant change in the delivery of business phone lines. Businesses are now buying SIP Trunks rather than traditional ISDN lines, to support both on-site and cloud-based IP telephony solutions.

Choose Cavendish for your telephone systems maintenance

  • Team of in-house engineers
  • 24/7 support available
  • ISO 9001 quality standards
  • CHAS accredited
Cavendish Engineer

Applications and Services

Voice Messaging

An effective way to manage calls when you already on a call, in a meeting or away from the office.

Call Recording

Capture essential call information for future reference and access recordings easily online.

Call Reporting

Manage your business more efficiently with flexible and easy to use reporting capabilities.

Fixed Mobile Integration

Never miss a call with one phone number and one voice mailbox.

Presence and Availability

Monitor contacts’ availability for chat, call or videoconference on your PC, tablet or mobile.

CRM Integration

Our phone systems integrate with the most popular leading CRM solutions.

Fraud Protection

Our service limits your telecom fraud liability to a maximum of £500.

Anti-Hacking

Our cost-effective solutions monitor your calls against pre-determined rules and terminate any illegal call traffic.

Contact Centre

Available in a range of sizes to suit the demands of any business.

Audio/Web Conferencing

Save time and money with comprehensive audio conferencing and web collaboration.