The Yealink T4 Series represents the cutting edge of VoIP technology and is intended for discerning users with extremely high expectations for IP Phones. Revolutionary in appearance and technical design, the T4 series is pleasurable and practical to use.

The Yealink T4S Series is the upgraded IP phone line of Yealink's T4 series. Designed for today's busy executives and managers, the T4S series integrates cutting-edge features like Wi-Fi and Bluetooth connectivity.


Yealink T4 Series IP Phones

Yealink T4 Series IP Phones
Yealink SIP-T40G Gigabit IP Phone

Yealink SIP-T40G Gigabit IP Phone The Yealink SIP-T40G Gigabit IP Phone is a feature-rich SIP phone that enhances unified communication for busy managers. It offers...

Yealink SIP-T40G Gigabit IP Phone The Yealink SIP-T40G Gigabit IP Phone is a feature-rich SIP pho...

In Stock
$36.88
Yealink T4 Series IP Phones
Yealink SIP-T41P IP Phone

Yealink SIP-T41P IP Phone The Yealink SIP-T41P IP Phone is a 6-line entry-level SIP phone for business. This feature-rich IP phone was designed with simplicity...

Yealink SIP-T41P IP Phone The Yealink SIP-T41P IP Phone is a 6-line entry-level SIP phone for bu...

In Stock
$57.88
Yealink T4 Series IP Phones
Yealink SIP-T41S IP Phone

Yealink SIP-T41S IP Phone The Yealink SIP-T41S IP Phone is a feature-rich business tool for superior communication and functionality. It offers a more responsive interface...

Yealink SIP-T41S IP Phone The Yealink SIP-T41S IP Phone is a feature-rich business tool for super...

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Yealink T4 Series IP Phones
Yealink SIP-T42G Gigabit IP Phone

Yealink SIP-T42G VoIP Phone The Yealink SIP-T42G VoIP Phone will provide users HD Voice Support along with other key productivity-enhancing functions. This VoIP Phone is...

Yealink SIP-T42G VoIP Phone The Yealink SIP-T42G VoIP Phone will provide users HD Voice Support a...

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Yealink T4 Series IP Phones
Yealink SIP-T42S VoIP Phone

Yealink SIP-T42S VoIP Phone The SIP-T42S IP phone is a dynamic business communications tool for superior voice communications and extended functionality. It has a faster,...

Yealink SIP-T42S VoIP Phone The SIP-T42S IP phone is a dynamic business communications tool for s...

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Yealink T4 Series IP Phones
Yealink SIP-T43U Enhanced IP Phone (YEA-SIP-T43U)

Yealink SIP-T43U Enhanced IP Phone (YEA-SIP-T43U) The Yealink SIP-T43U Enhanced IP Phone is a feature-rich business tool for excellent communications and extended functionality. The T43U...

Yealink SIP-T43U Enhanced IP Phone (YEA-SIP-T43U) The Yealink SIP-T43U Enhanced IP Phone is a fea...

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Yealink T4 Series IP Phones
Yealink SIP-T46G Gigabit IP Phone

Yealink T46G IP Phone (SIP-T46G) The Yealink T46G IP Phone comes equipped with HD technologies. This VoIP Phone will provide users with a large color...

Yealink T46G IP Phone (SIP-T46G) The Yealink T46G IP Phone comes equipped with HD technologies. T...

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Yealink T4 Series IP Phones
Yealink SIP-T46S Gigabit IP Phone

Yealink SIP-T46S Gigabit IP Phone The Yealink SIP-T46S Gigabit IP Phone is the ultimate communications tool for busy executives and professionals. It offers better overall...

Yealink SIP-T46S Gigabit IP Phone The Yealink SIP-T46S Gigabit IP Phone is the ultimate communica...

In Stock
Yealink T4 Series IP Phones
Yealink SIP-T46U Enhanced SIP Phone

Yealink SIP-T46U Enhanced SIP Phone The Yealink SIP-T46U Enhanced SIP Phone is an ultimate communication tool that has superior overall performance. The T46U has an...

Yealink SIP-T46U Enhanced SIP Phone The Yealink SIP-T46U Enhanced SIP Phone is an ultimate commun...

In Stock
$106.95
Yealink T4 Series IP Phones
Yealink SIP-T48G Gigabit IP Phone

Yealink SIP-T48G VoIP Phone The Yealink SIP-T48G VoIP Phone is a premium phone designed for executives and professional who require high phone performance. This VoIP...

Yealink SIP-T48G VoIP Phone The Yealink SIP-T48G VoIP Phone is a premium phone designed for exec...

In Stock
$104.88
Yealink T4 Series IP Phones
Yealink SIP-T48S Gigabit IP Phone

Yealink SIP-T48S Gigabit IP Phone The Yealink SIP-T48S Gigabit IP Phone is a dynamic communications solution for executives and professionals. It offers a large touch...

Yealink SIP-T48S Gigabit IP Phone The Yealink SIP-T48S Gigabit IP Phone is a dynamic communicatio...

In Stock
Yealink T4 Series IP Phones
Yealink SIP-T48U Gigabit IP Phone

Yealink SIP-T48U Gigabit IP Phone The Yealink SIP-T48U Gigabit IP Phone is a dynamic business communication solution to executives and business professionals. The T48U has...

Yealink SIP-T48U Gigabit IP Phone The Yealink SIP-T48U Gigabit IP Phone is a dynamic business com...

In Stock
$138.95
Yealink T4 Series IP Phones
Yealink SIP VP-T49G Gigabit IP Video Phone

Yealink SIP VP-T49G Gigabit IP Video Phone The Yealink SIP VP-T49G Gigabit IP Video Phone is designed for executives and teleworkers. With HD video and...

Yealink SIP VP-T49G Gigabit IP Video Phone The Yealink SIP VP-T49G Gigabit IP Video Phone is desi...

In Stock
$1,198.88
Yealink T4 Series IP Phones
Yealink EXP40 Expansion Module

Yealink EXP40 T4 Series Expansion Module The Yealink EXP40 is an expansion module that will expand the functional capability of your sip phone. The EXP40...

Yealink EXP40 T4 Series Expansion Module The Yealink EXP40 is an expansion module that will expan...

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Yealink T4 Series IP Phones
Yealink EHS36 Wireless Headset Adapter

Yealink EHS36 Wireless Headset Adapter This wireless headset adapter allows users to talk and receive phone calls anywhere. The EHS36 provides the technical interface between...

Yealink EHS36 Wireless Headset Adapter This wireless headset adapter allows users to talk and rec...

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Yealink T4 Series IP Phones
Yealink SIP-T46S Gigabit IP Phone (Verizon Branded)

Yealink SIP-T46S Gigabit IP Phone The Verizon Yealink SIP-T46S Gigabit IP Phone is the ultimate communications tool for busy executives and professionals. It offers better...

Yealink SIP-T46S Gigabit IP Phone The Verizon Yealink SIP-T46S Gigabit IP Phone is the ultimate c...

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Yealink T4 Series IP Phones
Yealink SIP-T41S IP Phone (Verizon Branded) Open SIP

Yealink SIP-T41S IP Phone The Verizon Yealink SIP-T41S IP Phone is a feature-rich business tool for superior communication and functionality. It offers a more responsive...

Yealink SIP-T41S IP Phone The Verizon Yealink SIP-T41S IP Phone is a feature-rich business tool f...

In Stock
Yealink T4 Series IP Phones
Yealink SIP-T40P PoE IP Phone

Yealink SIP-T40P PoE IP Phone The Yealink SIP-T40P PoE IP Phone is a feature-rich SIP phone for enhancing daily business processes and operations. The T40P...

Yealink SIP-T40P PoE IP Phone The Yealink SIP-T40P PoE IP Phone is a feature-rich SIP phone for e...

In Stock
$134.88
Yealink T4 Series IP Phones
Yealink SIP-T44U SIP VoIP Phone

Yealink SIP-T44U SIP VoIP Phone The Yealink T4U series, including the T44U SIP Phone, features a modern and elegant design, enhancing both aesthetics and functionality....

Yealink SIP-T44U SIP VoIP Phone The Yealink T4U series, including the T44U SIP Phone, features a...

In Stock
$103.50
Yealink T4 Series IP Phones
Yealink SIP-T44W IP Phone

Yealink SIP-T44W IP Phone The Yealink SIP-T44W IP phone is a versatile and feature-rich communication tool designed for modern business environments. It features a 12-line...

Yealink SIP-T44W IP Phone The Yealink SIP-T44W IP phone is a versatile and feature-rich communic...

In Stock
$122.88
Yealink T4 Series IP Phones
Yealink SIP-T44U SIP VoIP Phone WITH POWER

Yealink SIP-T44U SIP VoIP Phone WITH POWER The Yealink T4U series, including the T44U SIP Phone, features a modern and elegant design, enhancing both aesthetics...

Yealink SIP-T44U SIP VoIP Phone WITH POWER The Yealink T4U series, including the T44U SIP Phone,...

In Stock
$112.50
Yealink T4 Series IP Phones
Yealink SIP-T44W IP Phone WITH POWER

Yealink SIP-T44W IP Phone WITH POWER The Yealink SIP-T44W IP phone is a versatile and feature-rich communication tool designed for modern business environments. It features...

Yealink SIP-T44W IP Phone WITH POWER The Yealink SIP-T44W IP phone is a versatile and feature-ri...

In Stock
$131.88