Description
- 7-Inch Color Touchscreen: Large 7-inch 800 × 480-pixel capacitive color touchscreen with backlight provides an intuitive and convenient user interface.
- 16 SIP Accounts: Supports up to 16 SIP/VoIP accounts, making it suitable for executives, managers and professional business users.
- Dual Gigabit Ethernet: Equipped with 2 × Gigabit Ethernet ports for fast and reliable network connectivity.
- PoE Support: Supports IEEE 802.3af Power over Ethernet, reducing cable requirements in compatible network installations.
- HD Audio & AI Noise Cancellation: Yealink Optima HD Voice, Acoustic Shield and AI-powered noise cancellation help provide clear business conversations.
- Dual USB Ports: Includes USB-A and USB-C ports for supported headsets, accessories, USB recording and wireless connectivity options.
- 84 DSS Keys: Provides up to 84 one-touch DSS keys for quick access to contacts, extensions and frequently used functions.
- Expandable: Supports color-screen expansion modules, allowing the phone to be expanded for users requiring additional programmable keys.
- Advanced Security: Features a Trusted Execution Environment (TEE), secure boot and encrypted communications for enhanced enterprise security.
- Flexible Installation: Features a 2-angle adjustable stand and supports wall mounting for different office environments.
- Professional Business Design: Slim, modern design makes the SIP-T77U suitable for executive offices, corporate environments, reception desks and professional workspaces.









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