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Hosted Mitel phone systems and on-site Unify systems.

Phone systems

Never miss another customer's call with your new business phone system, and get the award-winning UK support that we're renowned for.

Choose from two of the industry-leading unified communications manufacturers, Unify or Mitel, and start making the most of our feature-rich business phone systems. We supply hosted and on-site phone systems to businesses of all sizes across Sheffield, South Yorkshire, Oxford and up and the rest of the UK. And with specialist system engineers across the country, you're in safe hands.

Choose from either of our industry-leading phone manufacturers.

We offer two different phone systems, depending on your business' requirements, both of which are supported by our UK-based team of experts. If you need an on-site phone system, Unify is perfect for your business. Alternatively if you're looking for a hosted phone system (cloud-based), Mitel (HUC) is the choice for you.

Phone system maintenance

Phone system maintenance

  • Nationwide accredited engineers
  • Different levels of support/cover
  • Fast response for business-critical services
  • Friendly and approachable support staff on the phone within just 10 seconds!
Find out more
On-site Unify Phone Systems | DuoCall
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Not only are the team very knowledgeable and completely up to date with the latest technology available for your business, but they’re also extremely customer-focused and will always go that extra mile to get the job done.

Carrolly Torres | Red Data Solutions LTD, Manchester

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I am very impressed with the service we've received from DuoCall, they've taken care of everything very efficiently from day one. It's nice to work with a company that takes the time to explain everything clearly, ensures a smooth transition, always keeps their promises and always answers your calls [no endless menus!]. DuoCall worked hard to get us a good deal.

Barry Liu | Far East Kitchen Solutions, UK

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DuoCall have monitored our full communication range and given us an excellent service in maintaining all our telecoms, and negotiating the best tariffs for our needs. We have no hesitation in recommending DuoCall as a supplier.

Barry Martindale | Autoclenz LTD, Derbyshire

Why choose DuoCall?

Supplying your bussiness phone system is just the first step...

Choosing the right telephony solution is important to your business, but it's just the first stage of the process. We like to see all phone system orders as ongoing support projects, giving you the attention your business deserves after we've supplied and installed your actual system.

That's why we've developed our three-stage installation process (pre-installation, installation and post-installation); to make sure your phone system is working as it should be; guaranteeing your business is fully satisfied.

Find out how we're breaking the status quo of the telecommunications industry with our very special customer service. It's what we've become famous for across the UK, and it's one of the reasons we get lots of referrals from our very loyal customers...

Why choose DuoCall for your business phone systems?

Additional phone system services:

Whatever you need your business phone system to do, we can help; from call centre solutions to power protection.

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Oak DisplayX

  • Panel layout, visually displaying calls taken, calls missed etc.
  • Statistical summaries
  • Itemised calls
  • Panel types, allowing different info to be displayed (e.g. websites)
Find out more
Find out how to protect your phone system against bad weather and power problems.

What Can I Do Next…

  • Call our friendly Sales Team with any queries or feedback on 0333 313 5000
  • Drop us an email anytime at enquiries@duocall.co.uk
  • Find out what our customers say about us in our Case Studies section

Get in touch with us using our online form

We're here to help if you need us