Audio Conference Call Services

Voice Services

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Save money and increase productivity with Colt audio conference call services. By enabling teams to collaborate from anywhere in the world you not only reduce travel costs, but increase both employee productivity and satisfaction.

Cost Effective & Quality Conference Call Services

Reduce travel costs and time away from the office without sacrificing clear communications and sharing of important visual or materials.

Feature Rich Conference Calling Service

Comprehensive conferencing features that work anywhere underpinned with Colt’s superior voice and data quality.

Retain complete control of your enterprise conferencing through our self-service portal that gives you real-time control to add, suspend and delete users as well as viewing detailed reports.


With Colt Call Services you can provision and host conference calls with literally hundreds of participants across the globe.

The people benefit is twofold; you help employees to work productively and collaboratively both internally and with clients. They enjoy flexi-working from any location.

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Want to learn more about our cloud telephony services?
Check out the rest of the products below.

Cloud Telephony and Unified Communications Solutions
Colt Cloud UC is a flexible and scalable, fully managed, cloud-based one stop shop solution that comprises of IP Telephony and Unified Communications, provided to customers as a service.

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Case Study


Salesland banks on Colt for its switch to VoIP. Salesland focuses on supporting businesses that want to outsource their sales services.

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