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Yealink SIP-T44U IP Phone | 12-Line Gigabit VoIP Desk Phone with Color Display for Enterprise

Name: Yealink SIP-T44U IP Phone | 12-Line Gigabit VoIP Desk Phone with Color Display for Enterprise
Brand: Yealink
SKU: Custom-Yealink-SIP-T44U

Delivery Time: 0-3 days

Brand Yealink

Model Number SIP-T44U

Manufacture Warranty 1 Year

EpicRise Warranty First Year

Product Highlights

• 12 SIP lines with 2.8-inch backlit color display for managing high call volumes in busy office environments

• Dual USB ports support Bluetooth, Wi-Fi, USB headsets, and USB recording with flexible configuration options

• 201 total programmable keys with up to three EXP43 color expansion modules for receptionists and power users

• Optima HD Voice technology with acoustic shield and noise filtering delivers crystal-clear audio quality

• Dual-port Gigabit Ethernet with PoE support enables fast network integration and simplified cabling

Overview
Specifications
FAQ
User Guides
Reviews

The Yealink SIP-T44U is a feature-rich IP phone designed for enterprise professionals who require advanced calling capabilities and extensive expansion options. With support for 12 SIP accounts and up to 21 programmable DSS keys across three pages, this phone delivers the flexibility needed in demanding business environments. The integrated Hall switch mechanism provides quieter operation, making it ideal for professional office settings.

Built with Yealink's Optima HD Voice technology, the SIP-T44U combines cutting-edge hardware and software with wideband codec support to deliver exceptional acoustic performance. The phone features dual USB ports, allowing users to simultaneously connect two accessories from options including Bluetooth adapters, Wi-Fi dongles, USB headsets, and USB recording devices. Dual-port Gigabit Ethernet ensures fast network performance, while PoE support simplifies installation by eliminating the need for separate power adapters.

The SIP-T44U supports up to three EXP43 color expansion modules, providing up to 180 additional programmable keys with LCD displays and LED indicators. This extensive expansion capability makes it particularly valuable for receptionists, administrative assistants, and other roles requiring frequent access to multiple contacts and call management functions.

Best For

The Yealink SIP-T44U is engineered for enterprise environments requiring advanced call management and expansion capabilities:

- Reception and Front Desk Operations: Expandable to 180 keys with color display modules for managing high call volumes and quick access to multiple extensions

- Executive and Manager Offices: 12-line support with programmable keys enables efficient handling of multiple accounts and frequent contacts

- Customer Service Centers: HD voice quality with headset support and call recording capabilities for professional customer interactions

- IT and Administrative Departments: Dual USB ports and flexible connectivity options accommodate diverse communication needs and workflow requirements

- Professional Services Firms: Secure SIP communication with TLS 1.3 encryption meets compliance requirements for law firms, healthcare, and financial services

Key Features

- 12 SIP account support with 21 programmable paperless DSS keys across three pages for extensive call management flexibility

- 2.8-inch 320x240 pixel backlit color LCD display provides clear visibility of call information and menu navigation

- Dual USB 2.0 ports enable simultaneous use of two accessories: Bluetooth adapters (BT41/BT51), Wi-Fi dongles (WF40/WF50), USB headsets, or USB recording

- Optima HD Voice technology with acoustic shield, intelligent noise filtering, and HAC-compatible handset for superior audio clarity

- Expansion capability up to 180 programmable keys through three EXP43 color screen modules with LCD displays and LED indicators

- Dual-port Gigabit Ethernet (10/100/1000 Mbps) with integrated PoE support (IEEE 802.3af) for fast network performance and simplified installation

- 5-way conferencing capability enables efficient collaboration directly from the desk phone without additional equipment

- Advanced security features including TLS 1.3, SRTP, AES encryption, and dual firmware images protect communications and ensure system reliability

Quick Specs

Display	2.8-inch 320x240 color LCD with backlight
SIP Accounts	12 lines
Programmable Keys	21 paperless DSS keys (3 pages), 201 total programmable keys
Expansion Modules	Supports up to 3× Yealink EXP43 color screen modules
Network	Dual-port Gigabit Ethernet (10/100/1000 Mbps)
PoE Support	IEEE 802.3af
USB Ports	2× USB 2.0 (5V 500mA output per port)
Audio Codecs	G.711 (µ-law/A-law), G.723.1, G.729AB, G.726, iLBC, AMR-NB (optional)
Conferencing	5-way audio conference
Headset Support	RJ-9, USB, Bluetooth (via BT41/BT51), DECT wireless, EHS
Wi-Fi Support	Via optional WF40/WF50 USB dongle
Bluetooth Support	Via optional BT41/BT51 USB dongle
Security Protocols	TLS 1.3, SRTP, AES, SSL
VoIP Protocols	SIP v1 (RFC2543), SIP v2 (RFC3261)
Provisioning	Auto-provisioning via FTP/TFTP/HTTP/HTTPS, TR-069, PnP
Dimensions (W×D×H)	224.9 × 206.2 × 174.9 mm
Weight	Approximately 1.15 kg (net)
Power Consumption	2.0W - 4.9W (PoE), 1.7W - 4.1W (AC adapter)
Power Options	PoE (IEEE 802.3af) or AC adapter (5V/1.2A, optional)
Operating Temperature	-10°C to +45°C (+14°F to +113°F)
Operating Humidity	10% to 95% non-condensing
Mounting Options	Desktop stand (2 adjustable angles), wall-mountable
Color	Classic Gray
Warranty	12 months

What's Included

- Yealink SIP-T44U IP phone

- Handset with handset cord

- Desktop stand with 2 adjustable angles

- Quick start guide

Product Details
Color	Black, Gray
Connection Type	Ethernet, Bluetooth, Wi-Fi, USB
Power Source	AC-powered

What types of business environments is the Yealink SIP-T44U best suited for?

The SIP-T44U is designed for mid-to-large enterprise environments requiring advanced call management capabilities. Reception desks, executive offices, and customer service centers benefit most from its 12-line capacity and expansion to 180 programmable keys. The dual USB ports and Gigabit Ethernet make it valuable in IT departments and professional service firms where flexibility and network performance matter.

How does the SIP-T44U compare to other Yealink T4 series models?

The SIP-T44U sits in the mid-range of Yealink's T4 series with 12 SIP lines, compared to 6 lines on the T42U and 16 lines on the T46U. It offers dual USB ports for greater accessory flexibility than lower models, while the T46U adds a larger 4.3-inch display. This model balances line capacity, expansion capability, and cost for users who need more than basic calling but don't require the T46U's premium features.

Is the SIP-T44U a good value for its feature set?

The SIP-T44U delivers strong value for organizations needing extensive expansion and flexible connectivity. The dual USB ports allow simultaneous use of two accessories without additional hardware, while support for three EXP43 modules provides 180 total programmable keys at a lower total cost than multi-device solutions. The Gigabit Ethernet and PoE support reduce installation costs, and the 12-line capacity serves most business users without stepping up to premium price tiers.

What phone systems and platforms is the SIP-T44U compatible with?

The SIP-T44U is compatible with major IP-PBX platforms including 3CX, Broadsoft BroadWorks, and most SIP-based VoIP systems. It supports standard SIP v1 (RFC2543) and v2 (RFC3261) protocols, ensuring broad compatibility with enterprise phone systems. For headsets, it works with Yealink Bluetooth headsets (BH71/BH72/BH76), DECT wireless headsets (WH62/WH63), and USB/3.5mm wired headsets. The phone requires optional USB dongles (BT41/BT51 for Bluetooth, WF40/WF50 for Wi-Fi) sold separately.

Does the SIP-T44U support Power over Ethernet, and what are the power requirements?

The SIP-T44U supports IEEE 802.3af PoE standard, consuming 2.0W to 4.9W depending on usage and attached accessories. Alternatively, it can be powered by an optional AC adapter (5V/1.2A, 1.7W-4.1W consumption). Each USB port provides 5V 500mA output for powering dongles and accessories. PoE is recommended for cleaner installations and simplified cabling in enterprise environments.

What audio codecs does the SIP-T44U support for voice quality?

The SIP-T44U supports narrowband codecs including G.711 (µ-law and A-law), G.723.1, G.729/G.729A/G.729B/G.729AB, G.726, iLBC, and optional AMR-NB. Yealink Optima HD Voice technology combines these codecs with acoustic shielding and intelligent noise filtering to deliver clear audio. The phone includes a HAC-compatible handset for hearing aid users and supports 5-way audio conferencing.

Can I use wireless headsets and Wi-Fi with the SIP-T44U?

The SIP-T44U requires optional USB dongles for wireless connectivity: BT41 or BT51 for Bluetooth, and WF40 or WF50 for Wi-Fi. The dual USB ports allow you to use two accessories simultaneously, such as Bluetooth and Wi-Fi at the same time. Supported wireless headsets include Yealink Bluetooth models (BH71/BH72/BH76/UH38) and DECT wireless headsets (WH62/WH63 Portable). All wireless adapters and headsets are sold separately.

How many expansion modules can I connect, and what is the maximum number of programmable keys?

The SIP-T44U supports up to three Yealink EXP43 color screen expansion modules. Each EXP43 adds 60 programmable keys with LCD displays and LED indicators. Combined with the phone's 21 built-in paperless DSS keys, the total system can provide up to 201 programmable keys (21 + 60 + 60 + 60). This extensive expansion capability makes it suitable for receptionists and administrative roles requiring quick access to many contacts and extensions.

What security features does the SIP-T44U include for enterprise environments?

The SIP-T44U implements TLS 1.3 encryption for SIP signaling, SRTP for encrypted voice streams, and AES encryption for data protection. It includes dual firmware images to prevent system crashes during upgrades, providing enterprise-grade reliability. The phone supports secure provisioning via HTTPS and includes features like phone lock for privacy protection. These security measures make it suitable for regulated industries including healthcare, finance, and legal services.

Regular price: $120.00
Sale price: $120.00
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