描述

Communicate clearly by equipping your office with the Yealink SIP-T77U IP Desk Phone. Designed for versatility with support for up to 16 SIP accounts, this slim IP phone delivers secure, distraction-free conversations.

An adjustable 7″ color touchscreen helps you manage your contacts and calls. Connect either of the two Gigabit Ethernet ports to a PoE compatible network device to transfer data and power over a single cable while using the second port as a passthrough for other devices. Or, you can use a separately purchased power adapter. The USB-A and USB-C 2.0 ports allow you to add a separately purchased headset and compatible expansions.

Three Rings of Security

Core Ring: Device Integrity – Trusted Execution Environment, secure boot integrity verification, firmware encryption, and signature certificate ensure integrity from startup to operation.

Shield Ring: Network Protection – This phone features 802.1x authentication and WPA3 encryption to help protect against script input injections and cross-site attacks.

Guard Ring: Transmission Security – TLS 1.3, strong cipher suites, SRTP media protection, lock media, and an encrypted configuration file help to keep your communications safe and secure.

Clear Calls

AI Noise Filtering – AI-tuned noise cancellation creates an uninterrupted communications.

Optimized Acoustic Shield – Reduces background noise to ensure your voice comes through crystal clear.

Audio Enhancement – The 3W speaker provides professional-grade loudness and audio quality.

Smart Design

Dual Firmware Images – A dual firmware image system provides protection against bricking your system in the event of an upgrade failure.

Seamless Work – A streamlined user interface makes it to easy access functions such as Accessibility Mode and Light/Dark Mode.

Adjustable Stand – Optimize your comfort with the multi-angle stand. Adding a separately purchased bracket allows you to mount the phone onto a wall.

Key Features