mitel mivoice

BTI Is Your Certified Mitel Partner for Sales and Support

The MiVoice Office/Inter-Tel 5000 Phone System

BTI Communications Group has over 30 year’s experience installing and maintaining all of the Inter-Tel and Mitel platforms introduced over the years. These products have been through several naming conventions beginning with Inter-Tel Axxess whose software was used on the Inter-Tel 5000 hardware, then the Mitel HX, then the Mitel MiVoice Office 250.
BTI supports hundreds of local and national companies that use these systems exclusively. If you are looking for expert on-site and remote support for your MiVoice Office, you’ve found the right partner.

Mitel MiVoice Office Portfolio Includes

The MiVoice Office is a superior solution for applications that require sophisticated call routing, SIP trunking, and connectivity to digital, analog, and IP devices in one management portal.
mitel hx-5000_edited

Unified Communications Controllers​

  • Inter-Tel 5000
  • MiVoice Office 250

Key Features

  • Unified voice messaging with e-mail synchronization
  • Voice conferencing
  • Desktop phone twinning
  • Enhanced audio conferencing

Unified Communications Controllers ​

  • Inter-Tel Axxess
  • Inter-Tel 5000
  • Mitel 5000
  • Mitel HX
  • Mitel Office 250
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A4 MiVB-720x480

Contact Center

  • MiContact Center Business
  • MiContact Center Enterprise
  • MiTel Workforce Optimization
  • MiVoice Connect Contact Center
  • Mitel InAttend – Connect to Your Customers
  • CMG Suite
  • MiContact Center Outbound

Mitel MiVoice Key Features

  • Single enterprise identity
  • Dynamic extension
  • Single number reach
  • Hot desking
  • Teleworker
  • Auto-Attendant
  • Flexible day/night mode
  • Call routing
  • Unified messaging
  • Flexible music on hold
  • Enhanced call screening
  • Embedded Meet Me conferencing
  • Mitel 6900/6800/5300, IP 400 Series & Accessories
  • 600 DECT Handset Series
  • SIP-DECT Base Station
  • Single Cell DECT Solution
  • Integrated DECT Headset
  • Mitel 5634 Wi-FI Phone
  • Mitel Analog Devices
  • MiVoice 1560 PC Operator
  • MiVoice 5380 Operator
  • MiVoice Business Console
  • MiVoice Connect
  • PhyBridge PoLRE

Phones and Accessories

Mitel 5304 IP Phone
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Single Cell DECT Solution

Mitel and InterTel Phones We Still Support

  • Mitel 5304
  • Mitel 5320
  • Mitel 5330
  • Mitel 5340
  • Mitel 5360
  • Mitel 8528
  • Mitel 8568

Supported Inter-Tel Phones​​

Inter-Tel 550.8560
Intertel-550.8520
Inter-Tel 550.8520
Intertel-550.4400
Inter-Tel 550.4400
Intertel-550.4500
Inter-Tel 550.4500

Check out how Mitel Networks Corporation Powers Connections!

Call or text one of our offices today for a free consultation

615 N 48th St, Suite #1048

Phoenix, AZ 85008

p. 602-733-6807

12155 Mora Drive, Suites #1 & 2

Santa Fe Springs, CA 90670

p. 562-298-5000

1441 Branding Ave Suite #200

Downers Grove, IL 60515

p. 312-432-5300

We Provide Businesses with Reliable Mitel Communication Solutions

BTI Communications Group offers a wide range of business communication services, Business Phones, cellular boosting, Internet Access and Telecom Brokerage, Paging & Emergency Notification, VoIP Service, Web & Audio Conferencing Service and Equipment, VoIP Infrastructure & more. With BTI you get more than just an installation company or VOIP service provider, we help you maximize the ROI from your technology investment.

Unified Communications Support for Every Industry

Aerospace
BTI provides managed IT, camera, access control, alarm, voice & data solutions for the aerospace industry

BTI’s advanced IT and communications support helps aerospace organizations manage complex systems, stay compliant with strict regulations, and ensure uninterrupted collaboration across teams and locations.

Technology is transforming the field. From farm management systems to remote monitoring and data analytics, BTI’s IT services help agricultural businesses stay connected, optimize yields, and streamline operations.

Drive innovation with IT solutions that support everything from manufacturing floor communication to connected vehicle technologies. BTI ensures real-time data sharing and system reliability across your automotive enterprise.

Coordination is key. BTI supports the construction industry with cloud-based communication tools, secure networking, and project management integration—ensuring real-time collaboration between teams and sites.

Ensure traceability, compliance, and operational efficiency with IT systems that integrate communication and data flow from production to distribution. BTI makes connectivity in the food sector seamless and secure.

BTI enables government agencies to communicate securely and efficiently. Our IT and telecom support strengthens inter-agency collaboration, protects sensitive data, and ensures compliance with federal cybersecurity standards.

Healthcare

From secure data handling to regulatory compliance (HIPAA, HITECH, TJC), BTI supports healthcare networks with IT infrastructure and communication tools that improve care delivery, enable telemedicine, and protect sensitive information.

We partner with IT businesses to extend their capabilities—offering infrastructure management, system integration, and expert-level support to enhance client service and internal performance.

Keep your operations connected and agile. BTI supports manufacturing with network solutions for automation, analytics, and inventory systems—ensuring clarity and speed in every communication.

With secure, cloud-based solutions, BTI helps real estate professionals manage listings, communicate with clients, and protect sensitive data. Stay connected in a fast-paced market with our tailored IT services.

BTI provides managed IT, camera, access control, alarm, voice & data solutions for the aerospace industry

Enable stronger community engagement with reliable communication platforms and IT systems. BTI helps faith-based organizations connect with their congregations while securing data and managing operations smoothly.

BTI provides managed IT, camera, access control, alarm, voice & data solutions for the aerospace industry

From fleet tracking to dispatch systems, BTI’s IT solutions keep transportation networks efficient, safe, and connected. Our communication tools help reduce costs and elevate the customer experience.

Key Features of Our Service

  • Scalable communication solutions that grow with your company
  • Easy deployment, fast and efficient services
  • Real-time system and network health alerts
  • 24/7/365 support
    Certified engineers and consultants

What Our Clients Say About Our Mitel Services

BTI consistently solves IT challenges that our staff doesn’t have the skill or time for. Their installation team is excellent and their support always makes sure all of our issues are solved.

Jonathon Huff

The Moody Church
BTI has been exactly what our growing company has needed for so long! They provide friendly, professional service and have consistently been willing to go above and beyond to ensure our complete satisfaction.

Rebecca Gadomski

Edgewood Clinical
The entire team at BTI has exceeded my expectations. They took my company to the technology and security level I needed.

Dave Tourje

Alpha Structural, Inc.

Multiple Locations to Better Serve You

12155 Mora Drive, Suites #1&2
Santa Fe Springs, CA 90670
p. 562-298-5000

1441 Branding Ave Suite #200
Downers Grove, IL 60515
p. 312-432-5300

615 N 48th St, Suite #1048
Phoenix, AZ 85008
p. 602-733-6807

Looking for Mitel MiVoice Sales & Support?

Contact us to schedule a free consultation with an industry expert.