The Yealink SIP-T77U is a high-performance SIP phone designed for executives and professionals who demand powerful functionality and an intuitive user experience. Featuring a large 7-inch color touchscreen, the T77U enables fast, effortless navigation between pages and applications while delivering a sleek, modern look as part of Yealink’s T7X series.

Powered by Yealink Optima HD Voice and self-developed AI noise cancellation technology, the SIP-T77U delivers crystal-clear audio quality in every call. Dual USB ports provide flexible expansion, enabling Bluetooth, Wi-Fi, USB headsets, and USB recording—any two can be used simultaneously to suit different working scenarios. With enterprise-grade security, unified firmware, and broad interoperability, the T77U is built for scalable and secure business communications.

• 7" 800 x 480 color capacitive touchscreen with backlight
• Yealink Optima HD Voice with AI noise cancellation
• TEE hardware encryption solution for secure data storage
• Supports up to 16 SIP accounts
• Dual USB ports (Type-A / Type-C) for flexible expansion
• Bluetooth support via BT41/BT51 and Wi-Fi support via WF50 (optional accessories)
• USB headset and USB call recording support
• Dual-port Gigabit Ethernet with PoE support (IEEE 802.3af, Class 3)
• Supports color-screen expansion modules (up to 3 EXP55, up to 234 additional keys)
• 84 one-touch DSS keys with screen-based LCD display and LED indicators
• Unified firmware across T7X series, T85W, and T87W for simplified management
• Dual firmware images for enhanced system reliability
• Wall-mountable with adjustable stand
• Handset with hall switch

What's in the box:

• Yealink SIP-T77U IP Phone
• Handset with handset cord
• Ethernet Cable (2m CAT5E UTP Cable)
• Stand
• Quick Start Guide
• Power Adapter (Optional)
• Wall Mount Bracket (Optional)