Business Phone Systems Mobile - One Contact

Business Phone Systems

Bespoke, modern business phone systems to help improve business efficiency.

No matter how big or small your company is, the right unified communications solution can take your business communications to the next level, helping to enhance your customer experience, improve collaboration, boost productivity, and increase mobility.

Phone Systems - One Contact

Private Cloud Phone Systems

Our Cloud platform functionality is inbuilt and included as standard in an all in one user-friendly platform. Our voice platform combines increased reliability with 4G backup and secure voice traffic on your own private cloud service.


Take advantage of massive savings with SIP bundled pricing


Free remote support on your phone system.


A scalable cloud phone system, with upgrades and maintenance included


Desktop and mobile phone system apps


Two Year hardware warranty

Leading Business Phone Systems

When it comes to the installation of phone systems for your business, our team is very aware of the concerns of business customers.

We can provide your business with:

Cost Savings - One Contact

Cost-effective phone systems

Cost Effective Phone Systems - One Contact

Reliable and easy to use

Phone Apps - One Contact

Future-proofed functionality

Installation with minimal disruption

Expert Support Team - One Contact

In-person training

Prioritise Wi-Fi Square- One Contact

Call flow adjustments as required

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Responsive & conscientious support

Monitored Failover Broadband - One Contact

Scheduled reporting

Start saving on your phone bill and roll out the latest technology for your team today.

Features & Benefits

X6 IP Phone for more dynamic communications

The X6 IP Phone is a dynamic business communications solution for executives and professionals. This phone offers a large 4.3 inch color screen which can also decode the video from IP camera and door phone. The X6 is also with Fanvil’s Optima HD Voice technology and wide-band codec of Opus for unparalleled audio clarity.

Automatic fail-over

With our 4G SIP fail-over your call will continue even if your Primary Internet connection fails. Our automatic fail-over maintains the same IP to your phone system meaning active calls will not drop during an outage.

X4G Phone for superb sound quality

The X4G is a feature-rich sip phone for business. Delivering a superb sound quality as well as rich visual experience. With second DSS color screen, the IP Phone supports up to 30 DSS keys which improve work efficiency. Using standard encryption protocols to perform highly secure remote provisioning and software upgrades.

Mobile apps to give flexibility

With powerful mobile apps for android and IPhone you can bring your extension with you, to take and make office calls from anywhere in the world with a good WiFi signal. In addition there is a windows application that allows for managing calls from your desktop

Why choose One Contact for your business phone systems?

If you are looking for a professional telecom solution, whether you are a sole trader, small business or multinational organisation spread across continents, our 3CX hosted platform can be tailored to meet your demands and your budget.

We offer a modern phone system, packed with features and deployed on private infrastructure for optimum security and privacy. By Combining our 3CX Gold Partners status with our private telecom infrastructure, we can confidently offer you the best features available on the market.

Offering scalable business solutions

We can provide phone systems that start with one single mobile app right up to systems that have several hundred extensions and mobile apps combined. When purchased with our failover broadband you truly have a reliable solution for voice and data.


We were not happy with the level of service we were receiving from our previous service provider and were exploring the possibility of upgrading our infrastructure, using a Cloud Server in the office and also looking to make cost savings by using one provider for all of our IT and Communications requirements and One Contact

Mark Gargan
Niall Byrne & Company, Chartered Certified Accountants
Having One Contact to provide all of our IT services together has made it so much more convenient and cost effective for our pharmacy. The installation of our VOIP Phone Systems has cut our phone call costs and made a huge difference to our productivity both in the Pharmacy and when we need to work

Owner - Quinn’s Pharmacy, Edenderry
One Contact take care of our Telecoms, Broadband and CCTV management. Their systems are simple to use and good value and they have made us significant savings over a number of years. The support is excellent too – when we call the support number the phone is answered immediately and the issues are addressed really

Keith Brennan
Owner - Haven Pharmacy Moloney’s, Ballyfermot