---
title: "Yealink SIP-T77U"
description: "A clear, dependable desk phone for executives and frontline teams who handle a lot of calls. The large touch screen, strong audio and flexible headset support make daily conversations easier to manage."
url: "https://dev.www.lightningip.com.au/hardware/yealink-sip-t77u"
canonical: "https://dev.www.lightningip.com.au/hardware/yealink-sip-t77u"
updated: "2026-10-24"
---

# Yealink SIP-T77U

Premium desk phone for busy professionals

A clear, dependable desk phone for executives and frontline teams who handle a lot of calls. The large touch screen, strong audio and flexible headset support make daily conversations easier to manage.

- **Brand:** Yealink
- **Category:** Desk phones
- **Price:** $473
- **Stock status:** In stock
- **Order:** [Contact sales](https://dev.www.lightningip.com.au/contact)

## Features

- 7" colour touch screen
- 16 SIP accounts
- Dual USB ports
- PoE and Gigabit Ethernet

## Specifications

| Specification | Value |
| --- | --- |
| Display | 7" 800 x 480 capacitive touch screen |
| SIP accounts | 16 |
| Ethernet | Dual-port Gigabit Ethernet |
| Power | PoE (IEEE 802.3af), class 3 |
| USB | 2 x USB ports (Type-A and Type-C) |
| Audio | HD voice, Acoustic Shield, AI noise cancellation |
| Security | TEE hardware encryption, TLS 1.3, WPA2/WPA3 |
| Expansion | Supports colour-screen expansion modules |
| Warranty | 12 months |