Yealink SIP-T77U Executive Gigabit IP Phone, 7 inches Display (800 x 480 pixels), 16 SIP Accounts, Dual-port Gigabit Ethernet (10/100/1000 Mbps), PoE, Wi-Fi.
Yealink SIP-T77U Executive Gigabit IP Phone featuring a 7-inch display, 16 VoIP accounts, Optima HD voice, and Dual-port Gigabit Ethernet (10/100/1000 Mbps) for enterprise communication.
Product Overview
Yealink presents a dynamic business communication solution to executives and professionals with the new T77U IP phone. Yealink's new T7X series has a slimmer, sleeker look, improved interoperability, and better collaboration. The phone employs an appealing, large touch screen that makes the switch between pages and applications swift, easy, and convenient. Yealink's self-developed AI noise cancellation ensures better audio quality during calls. With United Yealink Optima HD Voice technology, the T77U offers you superb audio quality and crystal-clear voice communications. Moreover, the T77U puts dual USB ports in a phone that makes Bluetooth, Wi-Fi, USB headset, and USB recording come true, and you can use any two of them freely according to your needs. Engineered for modern desktop communication, the SIP-T77U combines Yealink's renowned acoustic engineering with high-reliability enterprise telephony. Equipped with 16 VoIP accounts, a responsive 7-inch 800 x 480 capacitive touchscreen, and Optima HD audio, it ensures clear, distraction-free voice transmission. With integrated dual-band Wi-Fi, built-in Bluetooth, and dual Gigabit Ethernet ports with PoE, the SIP-T77U delivers exceptional productivity and seamless deployment across enterprise PBX and unified communications platforms.
Why Buy This Product
Expansive 7" Color Screen
Provides a large, high-resolution color viewing area that makes call management, BLF lists, and caller ID effortless to read.
Dual USB Architecture
Dual USB ports allow using a USB headset, Wi-Fi dongle, Bluetooth dongle, or flash drive concurrently.
Optima HD Acoustic Shield
Suppresses distracting background office chatter to ensure crystal-clear conversations on handset and speakerphone.
Gigabit Network Passthrough
Dual Gigabit Ethernet ports provide high-speed PC passthrough while powering the phone via standard PoE.
Best for These Applications
Department Supervisors & Managers
Leaders who need a large, clear graphical screen to monitor team extensions and queues.
Reception & Switchboard Desks
Operators handling continuous call transfers who pair the phone with expansion modules for maximum line visibility.
Enterprise Executive Desks
Professionals preferring physical buttons and a large non-touch display for fast, tactile dialing.
High-Volume Call Centers
Agents managing multiple concurrent lines, park orbits, and transfer destinations.
Key Advantages
- 16 SIP Accounts Supported:Enables multi-line flexibility and multi-department presence tracking.
- Dual Expansion Module Support:Compatible with both EXP43 and next-gen EXP55 expansion modules to add up to 180 programmable keys.
- Wideband Codec Support:Supports Opus, G.722, and other HD audio codecs for natural, nuanced voice reproduction.
- Zero-Touch Cloud Deployment:Provisions automatically via Yealink RPS and YMCS cloud management platforms.
Frequently Asked Questions
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Weight | 1.4 |
| Shipping Weight | 1.54 |
| Sip Lines | 16 |
| Sip Accounts | 16 |
| Display Type | 7-inch 800 x 480 Capacitive Touchscreen |
| Display Resolution | 800 x 480 pixels |
| Screen Size | 7 inches |
| Ethernet Ports | Dual-port Gigabit Ethernet (10/100/1000 Mbps) |
| Network Speed | 10/100/1000 Mbps Gigabit |
| Speakerphone | Full-Duplex Hands-Free Speakerphone with AEC |
| Headset Port | RJ9 Headset Port with EHS Support |
| Codec Support | G.722, AMR-WB, AMR-NB, G.711a/u, G.729AB, G.729A, G.729, G.726, iLBC, G.723.1 |
| Audio Conferencing | 10-way Local Audio Conferencing |
| Phonebook Capacity | 1000 Entries |
| Call History Records | 100 Records |
| Protocols | SIP v1 (RFC 2543), v2 (RFC 3261), IPv4/IPv6, TCP/IP/UDP, DHCP, DNS-SRV, SNTP, STUN |
| Security Protocols | SRTP, TLS 1.2 / TLS 1.3, HTTPS, 802.1x, OpenVPN, WPA2/WPA3, AES256 Encrypted Config |
| Power Supply | PoE (IEEE 802.3af Class 3) or Optional External 5V/2A DC Adapter |
| Mounting Type | Multi-Angle Desktop Stand / Wall-Mountable |
| Dimensions | 262.1 mm*167.5 mm*219.2 mm*56.9 mm |
| Touch Screen | Yes |
| Poe | Yes |
| Poe Class | IEEE 802.3af Class 3 |
| Gigabit Ports | Yes |
| Wifi | Yes |
| Wifi Frequency | Dual-Band 2.4GHz & 5.0GHz (802.11a/b/g/n/ac) |
| Usb Ports | 2 x USB 2.0 Type-A/Type-C Ports |
| Usb Headset Supported | Yes |
| Dss Keys | 84 |
| Feature Keys | 7 |
| Acoustic Shield | Yes |
| Smart Noise Filtering | Yes |
| Hearing Aid Compatible | Yes |
| Operating System | Linux Embedded |
| Expansion Module Supported | Yes |
| Max Expansion Modules | 3 |
| Hd Voice | Yes |
| Wall Mountable | Yes |
| Stock | 6 |
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