Yealink SIP-T73W is an advanced 12-line IP SIP phone with a 2.8-inch color display and dual-band Wi-Fi 6 support with Bluetooth 5.0

Yealink T7 Series SIP-T73W is a SIP desk phone with 12 SIP accounts, 2.8-inch color LCD display (320×240 pixels, backlight), Wi-Fi 6 support (802.11ax, 2.4G/5G), Bluetooth 5.0 for speakerphone and sync, HD codec audio (Opus, G.722SILK), full echo cancellation, Smart Noise Filtering, Acoustic Shield, and HAC handset support. Includes two Gigabit Ethernet ports (LAN/WAN with PoE 802.3af Class 2), USB-A 2.0, RJ9 for handset (EHS35), IPv6, VLAN, QoS, TLS 1.3, SRTP, TEE hardware encryption, OpenVPN, WPA3, IEEE 802.1X support.
Supports advanced features such as 40 DSS keys (8 physical + 5 pages), one-touch speed dial, call transfer/forward/hold/waiting, conference 5-way, hotline, DND, XML/LDAP phonebook (1000 entries), call history, Auto-P provisioning, centralized management via Yealink, compatible with 3CX, Broadsoft, Yeastar, ideal for unified communications (dimensions 209×167.5 x 214.8 x 53.4 mm, 1.368-1.832W PoE consumption, -10 to +45°C).
The Yealink SIP-T73W is the pinnacle of performance in Yealink’s desktop IP phone category, combining a large 4-inch 480 x 272 pixel color display that shows call and contact information with excellent clarity, and support for up to 16 SIP accounts that allows you to manage a large number of lines and users from a single device. This makes it the ideal choice for executives, department managers, receptionists, sales and customer service teams who deal with high call volumes on a daily basis.
With built-in dual-band Wi-Fi (2.4GHz/5GHz), the phone can be deployed anywhere without the need to extend additional network cables, giving IT teams complete freedom in designing the work environment and reducing infrastructure costs. Built-in Bluetooth 4.2 technology enables connection to wireless Bluetooth headsets and synchronization of contacts from the mobile phone, for a seamless and integrated communication experience.
Yealink Acoustic Shield with Opus codec support ensures exceptional call quality even in noisy office environments, as advanced noise isolation technology filters out ambient sounds and focuses on the speaker’s voice with crystal clarity. The phone includes 12 programmable line buttons with the ability to expand with additional button modules to meet the needs of users with more complex communication requirements.
The phone supports centralized remote management protocols including Auto Provisioning, TR-069 and the Yealink Device Management Platform, enabling IT teams to efficiently deploy, update and manage large fleets of devices from a unified dashboard.
Why IT managers and procurement officers choose Yealink SIP-phoneT73W
Provides a large 4-inch color display for a clearer and more productive user experience than traditional phones
Supports up to 16 SIP accounts to manage a large number of lines from a single device Suitable for users with high call volume
Eliminates the need for network cables thanks to Wi-Fi Built-in dual-band Wi-Fi
Delivers exceptional voice quality with Acoustic Shield
Supports expansion via additional button modules to meet advanced needs
Compatible with leading unified communications platforms, cloud and on-premises PBX systems
Key Features
Large 4-inch color LCD display (480×272) – Displays call information, contacts and call history in excellent clarity with an intuitive user interface that enhances productivity
Support for up to 16 SIP accounts – Enables management of a large number of lines and users from a single device, ideal for executives, sales teams and receptionists
Built-in dual-band Wi-Fi (2. 4/5 GHz) – Enables deployment anywhere without network cables, with a stable and fast connection that supports call quality.4/5 GHz) – Enables the phone to be deployed anywhere without network cables, with a stable and fast connection that supports call quality
Bluetooth 4.2 built-in – Supports Bluetooth wireless headsets and mobile contact synchronization for a seamless, integrated communication experience
Acoustic Shield noise isolation technology – Advanced acoustic technology that filters ambient sounds and ensures call clarity even in noisy office environments
12 programmable line buttons with expandability – Quick access to the most frequently used lines and functions with support for additional button modules for advanced requirements
Advanced centralized management and deployment – Supports Auto Provisioning and TR-069 and Yealink Device Management platform to efficiently deploy and manage large fleets