IP Phone Systems

ROI represents two outstanding lines of –premise-based VoIP phone systems: Zultys and Epygi. Both vendors work with multiple IP phones that include Polycom, Cisco, Grandstream, Yealink and Snom, to name only a few. From sleek desktop Polycom IP phones to Color Screen IP phones from Grandstream, ROi has the model to fit your phone system needs.

View IP Phone System


ip phone systems

Cloud PBX

The Zultys products can also be purchased in cloud version. While most Cloud PBX providers primarily offer a phone-centric solution, Zultys gives the end user a much more feature-rich experience with their desktop software, MXIE. Customers can even pay a monthly rental for phone services.

Zultys CLOUD services

IP Phones

From sleek desktop phones to color screen IP phones, ROI offers a wide range of phone products to meet any customer’s needs.

View IP Phones

desktop phones

MXIE Software

Zultys computer-based client software enhances the customer’s phone experience by offering a myriad of feature functions. Each supports the user in their day-to-day job by enhancing productivity and better communication with staff and customers. Features include:

  • Private instant message
  • Presence
  • Click-to-Call (speed dial)
  • On-the-fly conferencing
  • Call recording on-demand
  • Call logs
  • Outlook integration with Click-to-Call
  • Voicemail to email
  • Fax to and from desktop
  • Softphone

ZULTYS Innovate Communicate Collabgrate

Call Centers

Zultys offers a robust suite of call center features that make even small call centers look big. Those features include:

  • Queuing
  • Wait times
  • Position in queue
  • Agent call recording
  • Presence
  • Custom reporting
  • Supervisor:
    • Listen in
    • Barge in
    • Whisper
    • Agent log-in/log-out
    • Call recording


Voice & Internet Service

ROI has agreements with Master Agents to offer voice and Internet services anywhere in the United States. From high-speed fiber to cable and traditional T1s, ROI can obtain bandwidth to meet any customer’s requirements.