A noisy office, dropped calls and clunky phones can cripple productivity. The Yealink SIP-T77U, 7" Wired & Wireless handset 1000 entries IP Phone gives you crystal-clear voice, modern touch controls and robust security so you can focus on conversations, not technical hassles. It is a high-performance desk phone designed for busy professionals who need reliable, feature-rich communication in a sleek package.
Yealink SIP-T77U, 7" Wired & Wireless handset 1000 entries IP Phone - the smart solution for noisy, insecure workspaces
Every day, businesses lose time to poor audio quality and complex phone setups. This creates frustration for staff and customers alike. The Yealink SIP-T77U, 7" Wired & Wireless handset 1000 entries IP Phone tackles these issues with AI-driven noise cancellation, a bright 7-inch touchscreen and industry-leading Linux 6.1 security. The result is a phone that delivers clear calls, easy navigation and peace of mind, helping you maintain professional communication without the usual headaches.
Usages of Yealink SIP-T77U, 7" Wired & Wireless handset 1000 entries IP Phone
Ideal for open-plan offices, call centres and home-based workstations, this phone fits any desk where you need a reliable SIP device. Its wired and wireless handset options let you stay mobile at your desk, while the PoE capability simplifies cabling in conference rooms and reception areas.
Benefits of Yealink SIP-T77U, 7" Wired & Wireless handset 1000 entries IP Phone
You enjoy uninterrupted conversations thanks to AI noise cancellation that removes background chatter. The large 7-inch LCD with backlight makes reading caller ID and navigating menus effortless, even in bright lighting. Security is built in with Linux 6.1 and TEE hardware encryption, protecting sensitive data from breaches. Flexible call handling features such as call forwarding, hold and conference calling keep you in control of every interaction. Finally, the phone’s green packaging and power-saving mode support your company’s sustainability goals.
Key Features of Yealink SIP-T77U, 7" Wired & Wireless handset 1000 entries IP Phone
- Handset type: Wired & Wireless handset. Choose the style that best fits your workflow.
- Phonebook capacity: 1000 entries. Store a large contact list without needing external directories.
- Display resolution: 800 x 480 pixels. Crisp visuals make menus and contacts easy to read.
- Touchscreen: Yes. Navigate with a simple tap, reducing time spent on button hunting.
- PoE: Yes. Power over Ethernet cuts cable clutter and eases installation.
- Ethernet LAN data rates: 10,100,1000 Mbit/s. Fast network speeds ensure reliable SIP signalling.
- Voice codecs: G.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729AB. Broad codec support guarantees compatibility with most VoIP systems.
- Power adapter output: 5 V / 2 A. Provides stable power for continuous operation.
- Dimensions (HxDxW): 219.2 mm × 167.5 mm × 262.1 mm. Compact footprint fits comfortably on any desk.
- Security algorithms: WPA2, WPA3. Strong Wi-Fi protection keeps your communications safe.
Specifications
| Performance |
| Intercom |
Yes |
| Handset type |
Wired & Wireless handset |
| Answering machine |
Yes |
| Design |
| Product colour |
Black |
| Call management |
| Call forwarding |
Yes |
| Call hold |
Yes |
| Call waiting |
Yes |
| Speed dialling |
Yes |
| Conference call |
Yes |
| Redialing |
Yes |
| Caller ID |
Yes |
| Phone features |
| Microphone mute |
Yes |
| Phonebook capacity |
1000 entries |
| Speakerphone |
Yes |
| Management features |
| Customizable wallpaper |
Yes |
| Integrated voicemail |
Yes |
| Phonebook sharing |
Yes |
| Volume control |
Buttons |
| Display |
| Backlight display |
Yes |
| Display resolution |
800 x 480 pixels |
| Touchscreen |
Yes |
| Display diagonal |
17.8 cm (7") |
| Display |
LCD |
| Ports & interfaces |
| DC-in jack |
Yes |
| Headset connectivity |
RJ-9 |
| RJ-9 ports quantity |
2 |
| USB 2.0 ports quantity |
1 |
| Power over Ethernet (PoE) |
Yes |
| Power |
| AC adapter output current |
2 A |
| AC adapter output voltage |
5 V |
| Network |
| Ethernet LAN data rates |
10,100,1000 Mbit/s |
| Multimedia |
| Voice codecs |
G.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab |
| Weight & dimensions |
| Height |
219.2 mm |
| Depth |
167.5 mm |
| Width |
262.1 mm |
| Packaging data |
| Package height |
104 mm |
| Package depth |
253 mm |
| Package width |
285 mm |
| Packaging content |
| Ethernet cable |
Yes |
| Quick start guide |
Yes |
| Operational conditions |
| Operating relative humidity (H-H) |
5 - 95% |
| Storage temperature (T-T) |
-30 - 70 °C |
| Operating temperature (T-T) |
10 - 45 °C |
| Other features |
| Ethernet LAN (RJ-45) ports |
2 |
| Full duplex |
Yes |
| Handset |
Yes |
| Management platform |
Yealink Device Management Platform |
| Mounting |
Desk |
| Security algorithms |
WPA2, WPA3 |
| Summary Details |
| Product type |
IP Phone |
| Voice codecs |
G.711a |
