Yealink SIP-T77U is a 16-line flagship IP SIP phone with a large 7-inch touchscreen display and dual USB ports (A/C) with PoE support, ideal for executive users

Yealink SIP-T77U T7 Series is a premium SIP desk phone with 16 SIP accounts, 7-inch color touchscreen (800×480 pixels, capacitive, adjustable), high-quality HD audio (Opus, G.722, AMR-WB), full echo cancellation, Acoustic Shield, Smart Noise Filtering, HAC handset, and 10-way conferencing with Group listening. Includes two Gigabit Ethernet ports (LAN/WAN, PoE 802.3af), USB-A 2.0 and USB-C (USB headset, recording, WF50 Wi-Fi, EXP55 up to 3 models), RJ9 for headset/handset (EHS40), IPv6, VLAN, QoS, TLS 1.3, SRTP, HTTPS/AES256, TEE hardware encryption, OpenVPN, IEEE802.1X, WPA3, Secure Boot.
Supports 84 DSS keys (7 physical), BLF/BLA, Anonymous call, Call park/pickup, Intercom, Multicast, XML/LDAP phonebook (1000 entries), Call history, Auto-P/YDMP provisioning, Centralized management via Yealink, Compatible with Yeastar, 3CX, Broadsoft, Ideal for advanced UC (dimensions 266×226×85×54 mm, 1.8-3.8W PSU or 2.3-4.7W PoE consumption, wall-mountable).
The Yealink SIP-T77U stands at the top of Yealink’s IP Deskphone pyramid as the most luxurious and innovative version of the entire range. With an adjustable 7-inch 1024 x 600 pixel color touchscreen display, this phone offers a visual and interactive experience that goes beyond what is common in the office phone world. The large screen transforms the phone into a smart communication center that displays information with exceptional clarity and allows for seamless navigation and control that resembles a modern tablet.
The phone’s exterior design features sleek modern lines and luxurious finishes that reflect the executive status of its user, while the screen angle can be adjusted to provide the perfect viewing position for each user. This level of elegance and attention to detail makes it a centerpiece in the offices of CEOs, board members and senior officials who value excellence in every gadget they use.
The phone supports up to 16 SIP accounts to efficiently manage multiple lines, with Yealink Acoustic Shield ultra-clear voice technology that utilizes advanced noise isolation algorithms to deliver flawless call quality even in the noisiest environments. It supports Opus coding for the best possible sound quality over the network.
The phone adopts dual Gigabit Ethernet ports that provide an ultra-stable wired connection with the ability to pass the connection to another device. It also includes a state-of-the-art USB-C port for connecting external speakers and accessories. The large display allows for a rich user interface that includes detailed call history, advanced contact directory, line status, colleagues, and meeting information, all at one glance without having to navigate through multiple screens.
The phone supports centralized remote management protocols including Auto Provisioning, TR-069, and the Yealink Device Management Platform, ensuring easy deployment and management at scale despite the high executive level of the device.
Why IT managers and procurement officers choose the Yealink SIP-T77U
Offers a 7-inch color touchscreen – the largest and clearest in the entire Yealink lineup for a tablet-like experience
Offers luxurious design and high-end finishes that reflect executive status and are worthy of the finest offices
Offers a user interface Informative at a glance thanks to the large screen area
Supports up to 16 SIP accounts with exceptional voice quality and Acoustic Shield noise isolation
Provides ultra-stable wired connectivity via dual Gigabit Ethernet ports
Includes a USB-C port for connecting accessories to a standardized global standard
Compatible with leading unified communications platforms, cloud and on-premises PBX systems
Key Features
Adjustable 7-inch (1024×600) color touchscreen – the largest in the entire Yealink lineup, offering a tablet-like visual and interactive experience with a rich display of information at a glance
Luxurious design and executive finishes – sleek modern lines and premium materials make the phone the centerpiece in the offices of CEOs and senior decision makers
Rich and advanced user interface – the large screen displays call history, contact directory, line status, colleagues and meeting information without navigating between multiple screens
Support for up to 16 SIP accounts – manage a large number of lines and users from a single device suitable for top executives
Advanced Acoustic Shield noise isolation technology – Intelligent algorithms filter out ambient sounds and ensure absolute clarity for every call
Dual Gigabit Ethernet ports and USB-C port – ultra-stable wired connectivity with a modern port for speakers and external accessories
Advanced centralized management and deployment – Supports Auto Provisioning, TR-069, and Yealink Device Management platform to efficiently deploy and manage devices