The Yealink SIP-T77U is a premium IP desk phone designed for executives and professionals seeking advanced telephony features and secure communications. Featuring a vibrant 7" capacitive color touchscreen with 800x480 resolution and backlight, it offers an intuitive user interface and smooth navigation. The phone supports up to 16 SIP accounts and comes equipped with dual USB ports (USB-A and USB-C) that enable connectivity to USB headsets, recording devices, and dongles.

Audio clarity is enhanced with Yealink Optima HD Voice, AI-powered noise cancellation, and Acoustic Shield technology, providing crystal-clear conversations even in noisy office environments. The full-duplex speakerphone ensures hands-free communication without compromising sound quality.

Connectivity options include dual Gigabit Ethernet ports with Power over Ethernet (PoE) support, allowing flexible and simplified installation. Wireless capabilities can be extended with optional WF50 Wi-Fi and BT41 Bluetooth adapters. Additionally, the phone supports expansion modules (EXP, EXP55) for programmable keys customization.

Under the hood, the SIP-T77U runs a robust Linux 6.1 operating system with integrated Trusted Execution Environment (TEE) hardware encryption, ensuring secure data storage and firmware integrity. It features dual firmware images for safe and reliable updates. The model aligns with the unified T7X series firmware ecosystem, facilitating centralized device management and provisioning through Yealink’s YDMP or YMCS platforms.

The phone includes a dual-angle adjustable stand for desktop use and is wall-mountable, adapting seamlessly to various office setups. The package includes essential accessories like handset, handset cord, Ethernet cable, and quick start guide. Note that power adapter is typically sold separately as PoE is supported.

Optimize your business communications with the Yealink SIP-T77U — the ideal solution for secure, versatile, and high-quality VoIP telephony.