Business VoIP phone services

Yealink SIP-T44U: Next-Gen SIP Phone

  • 2.8” color LCD with backlight for clear visibility
  • Support for up to 12 SIP accounts to cater to all your business needs
  • Optima HD voice enhanced with Acoustic Shield and Smart Noise Filtering for pristine sound quality
  • Dual-port Gigabit Ethernet for high-speed connectivity
  • Options for Wi-Fi connectivity via WF40/WF50 and Bluetooth via BT41/BT51 for versatile pairing
  • USB recording support for important calls
  • Compatibility with expansion modules for increased functionality
  • Headset and EHS (Electronic Hook Switch) support for hands-free operation
  • Power over Ethernet (PoE) support for simplified wiring
  • A stand with two adjustable angles and wall-mounting capability for flexible placemen
Elevate your co-working space communication with the Yealink SIP-T44U – where modern design meets unparalleled functionality for the ultimate collaboration experience.

Yealink SIP-T44U: A New Era of SIP Phone Excellence

Elevate Your Workspace with Yealink SIP-T44U

Discover the Yealink SIP-T44U – a superior SIP phone engineered for the dynamic needs of co-working spaces. Merging a contemporary design with unparalleled functionality, the T44U series revolutionizes workplace collaboration and interoperability.

Unmatched Audio Clarity: Yealink Optima HD Voice

Experience crystal-clear communication with Yealink Optima HD Voice. This cutting-edge technology integrates advanced hardware and software with wideband technology, ensuring your conversations are remarkably clear and lifelike.

Simplified Deployment & Efficient Management

Deploying and managing your Yealink T44U is a breeze with Yealink’s Redirection and Provisioning Service (RPS) alongside a Zero Touch provisioning system. These tools facilitate a labor-saving and streamlined process for administrators, making setup and management effortless.

Versatile Expansion: Dual USB Ports

The Yealink T44U expands its functionality with dual USB ports, offering compatibility with:

Color-screen Expansion Module EXP43: Enhance your call management with the 4.3-inch color screen expansion module, which provides up to 60 programmable keys for an enriched user experience.



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See which fits your needs

  • Specs
  • Yealink T34W Business Phone

  • Cisco IP Phone 8845

  • Poly VVX 601

  • Avaya J179 IP Phone

  • Product


  • Display Type

  • 7-inch Adjustable Color Touchscreen

  • 5-inch 800x480 pixel WVGA color display

  • 4.3-inch 480x272 pixel color LCD screen

  • 3.5-inch color display

  • Connectivity

  • Dual-band Wi-Fi (2.4 GHz/5 GHz), Dual Gigabit Ethernet ports

  • Gigabit Ethernet switch, Integrated Bluetooth

  • Dual Gigabit Ethernet, Integrated Bluetooth® 2.1 EDR

  • Dual Gigabit Ethernet, Wi-Fi option

  • Audio Quality

  • HD voice with Smart Noise Filtering

  • Wideband audio, full duplex speakerphone

  • HD Voice technology, Acoustic Clarity™ technology

  • Opus codec support, Full duplex speakerphone

  • Video Capabilities

  • None

  • 720p HD two-way video

  • None

  • None

  • USB Ports

  • USB 2.0 for headset connection

  • None

  • Dual USB ports (2.0 compliant)

  • None

  • SIP Accounts

  • Up to four SIP accounts

  • Up to 5 SIP accounts

  • 16 SIP lines (registrations)

  • Eight SIP registrations

  • Additional Features

  • Power over Ethernet (PoE), Headset support via USB

  • Manual shutter for privacy, programmable soft keys

  • Voicemail and videomail support, Adjustable base height

  • Supports up to three 24-button Expansion Modules

  • Management Platforms

  • Yealink Device Management Platform (YDMP)

  • Third-party call control support

  • Zero Touch Provisioning, Web-based configuration

  • Avaya Device Enrollment Services for easier setup

  • Scale Effortlessly with Advanced VoIP Systems

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    Desktop Phones

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    Conference Phones

    Cordless Phones

    ATAs & VoIP Gateways


    Small Business

    A Unified Platform for Collaboration and Insight

    Centralize Your Business Communications: The Axion Advantage

    Axion transforms the way businesses communicate by centralizing voice, messaging, and collaboration tools. This unified approach not only simplifies internal and external communication but also amplifies decision-making capabilities through advanced reporting and analytics. Our platform turns data into actionable insights, enabling you to track performance trends, identify growth opportunities, and make informed decisions. With Axion, steer your business towards unparalleled success, powered by clarity and strategic foresight.
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    Elevate Your Messaging & SMS Services to New Heights

    Enhance Your Communication Capabilities with Axion

    In the dynamic arena of modern business, the requirement for swift and flexible communication methods is undeniable. Positioned at the forefront of the telecommunications revolution, Axion proudly presents its state-of-the-art VoIP services, encompassing a wide array of messaging and SMS functionalities tailored for today’s multifaceted business requirements. Whether it involves delivering immediate SMS notifications, facilitating smooth team communications, or ensuring productive interactions with customers, Axion’s advanced messaging capabilities guarantee that your business remains interconnected and agile. Transition to a higher level of business communication efficiency and connectivity with Axion.

    Harness the Power of Every Conversation & Gain a Competitive Edge

    Transform Insights into Action with Axion Call Recordings

    Unlock the full potential of your sales and customer service teams with Axion’s advanced call recording technology. A pivotal tool for businesses striving for excellence, Axion’s call recordings provide a comprehensive overview of every customer interaction. Dive deep into conversations, uncover valuable insights, and leverage this knowledge to refine strategies, enhance service quality, and secure more deals. With Axion, every call becomes a stepping stone towards unparalleled success.

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    Instant, Flexible Communication for the Modern Workforce

    Why Choose Axion?

    • Comprehensive Communication Solutions: From voice to video, SMS, and team messaging, Axion offers a full suite of communication tools to keep your business ahead.
    • Advanced Reporting & Analytics: Make data-driven decisions with insights gleaned from our sophisticated analytics tools.
    • Seamless Integration: Effortlessly integrate Axion’s VoIP solutions with your existing infrastructure, enhancing capabilities without disrupting workflows.
    • Unmatched Reliability: Trust in Axion’s commitment to uptime and service quality, ensuring your communications are always clear, secure, and effective.

    Embrace Axion’s advanced VoIP solutions and transform your business communications. With our cutting-edge technology, comprehensive support, and a focus on security, your business is poised for growth and success in the digital age.

    Better Communication
    for Better Business

    Whether you’re a one-person army or a global enterprise, there are no roadblocks with Axion.

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    Yealink SIP-T44U: Next-Gen SIP Phone

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