Stock Status: 1x unit in stock
The SIP Phone T77U is the next-gen desk phone with fashion-forward design, AI-empowered audio, enhanced system security, smarter UX and a sustainable approach. The fashion-forward appearance, featuring slimmer body and touchable screen, adapts to modern workspace and provides comfortable hand feel. Empowered by AI Noise Cancellation, optimized Acoustic Shield, and enhanced 3W speaker, it provides ultra clear HD audio. The industry-leading Linux 6.1 and TEE hardware encryption provides enhanced security mechanisms and stronger performance. Built with redesigned UI, it offers easier access to rich functions like Accessibility, Dark Theme and more flexible connectivity. The adoption of green packaging and Power-saving mode adheres to the sustainability goals.
Specs
| Display |
| Touchscreen |
Yes |
| Display |
LCD |
| Display diagonal |
17.8 cm (7") |
| Display resolution |
800 x 480 pixels |
| Backlight display |
Yes |
| Phone features |
| Caller ID |
Yes |
| Phonebook capacity |
1000 entries |
| Number of VoIP accounts |
12 |
| Answering machine |
Yes |
| Call waiting |
Yes |
| Speed dialling |
Yes |
| Intercom |
Yes |
| Call hold |
Yes |
| Call forwarding |
Yes |
| Conference call |
Yes |
| Redialing |
Yes |
| Call park |
Yes |
| Call pick up |
Yes |
| Anonymous call |
Yes |
| Full duplex |
Yes |
| Phonebook sharing |
Yes |
| Call return |
Yes |
| Message-waiting indicator (MWI) |
Yes |
| Call history |
Yes |
| Customizable wallpaper |
Yes |
| Emergency call |
Yes |
| Operational conditions |
| Operating temperature (T-T) |
10 - 45 °C |
| Operating relative humidity (H-H) |
5 - 95% |
| Storage temperature (T-T) |
-30 - 70 °C |
| Weight & dimensions |
| Width |
262.1 mm |
| Depth |
167.5 mm |
| Height |
219.2 mm |
| Package width |
285 mm |
| Package depth |
253 mm |
| Package height |
104 mm |
| Power |
| Power over Ethernet (PoE) |
Yes |
| AC adapter input voltage |
100 - 240 V |
| AC adapter output voltage |
5 V |
| AC adapter output current |
2 A |
| Ports & interfaces |
| Headset connectivity |
RJ-9 |
| USB 2.0 ports quantity |
1 |
| USB Type-C ports quantity |
1 |
| Ethernet LAN (RJ-45) ports |
2 |
| RJ-9 ports quantity |
2 |
| DC-in jack |
Yes |
| Networking |
| Ethernet LAN |
Yes |
| Ethernet LAN interface type |
Gigabit Ethernet |
| Ethernet LAN data rates |
10,100,1000 Mbit/s |
| Quality of Service (QoS) support |
Yes |
| Security algorithms |
WPA2, WPA3 |
| Syslog |
Yes |
| Audio |
| Speakerphone |
Yes |
| Microphone mute |
Yes |
| Voice codecs |
G.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab |
| Packaging content |
| Number of handles included |
1 pc(s) |
| Mounting kit |
Yes |
| Ethernet cable |
Yes |
| Handset |
Yes |
| Quick start guide |
Yes |
| Design |
| Product type |
IP Phone |
| Product colour |
Black |
| Handset type |
Wired & Wireless handset |
| Backlight keypad |
Yes |
| Mounting |
Desk |
| Management features |
| Integrated voicemail |
Yes |
| Volume control |
Buttons |
| Management platform |
Yealink Device Management Platform |
Features
Yealink -SIP-T77U. Product type: IP Phone, Product colour: Black, Handset type: Wired & Wireless handset. Phonebook capacity: 1000 entries. Volume control: Buttons, Management platform: Yealink Device Management Platform. Display: LCD, Display diagonal: 17.8 cm (7"), Display resolution: 800 x 480 pixels. Voice codecs: G.711a, G.711u, G.723.1, G.726, G.729, G.729A, G.729B, G.729ab
Product Description
The SIP Phone T77U is the next-gen desk phone with fashion-forward design, AI-empowered audio, enhanced system security, smarter UX and a sustainable approach. The fashion-forward appearance, featuring slimmer body and touchable screen, adapts to modern workspace and provides comfortable hand feel. Empowered by AI Noise Cancellation, optimized Acoustic Shield, and enhanced 3W speaker, it provides ultra clear HD audio. The industry-leading Linux 6.1 and TEE hardware encryption provides enhanced security mechanisms and stronger performance. Built with redesigned UI, it offers easier access to rich functions like Accessibility, Dark Theme and more flexible connectivity. The adoption of green packaging and Power-saving mode adheres to the sustainability goals.
