Official Partner
Define Phone, Lead Bold
The all-new fashionable design, featuring slimmer body, line keys, and touchable buttons, fits into your modern style.
Enjoy comfortable hand feel when you start to work with it!
Shield Strong, Stay Safe
Yealink T7 Series features Three Rings of Security—Core Ring ensures device integrity by preventing tampering and unauthorized access; Shield Ring protects network connections against intrusions and attacks; and Guard Ring secures transmission by protecting signaling, media, and user data in transit and at rest.
Three Rings of Security
Core Ring: Device Integrity
With Trusted Execution Environment, secure boot integrity verification, firmware encryption and signature certificate, it ensures integrity from startup to operation.
Shield Ring: Network Protection
Using 802.1X authentication, WPA3 encryption, it protects against script input injections and cross-site attacks as well as content security policy, ensuring secure communications.
Guard Ring: Transmission Security
Through TLS1.3, strong cipher suites, SRTP media protection, lock media and encrypted configuration file, it keeps communications safe and secure.
Clean Sound, Clear Calls
Smart Noise Filtering
Intelligent noise cancellation to create uninterrupted communication environment.
Optimized Acoustic Shield
Reduces background noise to ensure your voice crystal-clear.
Audio Enhancement
The 3W speaker provides professional-grade loudness and audio quality.
Smarter UX, Seamless Work
Streamlined UI makes easy access to more functionalities, like Accessibility Mode and Light/Dark Mode.
Enjoy unified interaction and more user-friendly experience!
Yealink SIP Phone T74U
Fashionable Design：
· 4.3-inch 480x272 resolution screen
· Stand with 2 adjustable angles
Noise-filtered Audio：
· Acoustic Shield
· Smart Noise Filtering
· 3W Speaker
Enhanced Security：
· Trusted Execution Environment
Smarter UX：
· Intuitive user interface with icons and soft keys
· LED for call and message waiting indication
| HD Voice | HD handset, HD speaker | HAC Handset | Hearing aid compatible |
| Acoustic Shield | Supported | Smart Noise Filtering | Supported |
| Wideband Codecs | AMR-WB (optional), G.722 | Narrowband Codecs | AMR-NB (optional), PCMU(G.711μ), PCMA(G.711A), G.723.1, G.729 family, G.726, iLBC |
| DTMF | In-band, RFC2833, SIP INFO | Speakerphone | Full-duplex with AEC |
| Other Audio Functions | VAD, CNG, AEC, PLC, AJB, AGC | LCD Screen | 4.3-inch 480x272 resolution |
| Wallpaper/Screen Saver | Supported | Indicator Lights | Incoming call & unread message |
| User Interface | Intuitive, multilingual, supports photo caller ID, dark/light themes | VoIP Accounts | 16 accounts |
| Phone Features | Speed dial, hotline, mute, DND, hold, forward, waiting | Conferencing | 10-way conference |
| Direct IP Call | Without SIP proxy | Ring Tones | Selection/import/delete |
| Date & Time | Manual or automatic | Dial Plan | Supported |
| RTCP-XR | RFC3611 supported | Custom DSS Keys | Supported |
| Local Phonebook | Up to 1000 entries | Blocklist | Supported |
| Remote Phonebook | XML/LDAP | Google Contacts | Supported |
| Call History | All/dialed/received/missed/forwarded | BLF/BLA | Supported |
| Anonymous Call | Supported | Message Waiting | MWI supported |
| Call Park/Pickup | Supported | Call Recording | Supported |
| Mailbox UI | Visual interface | LED Indications | Call/message waiting LEDs |
| Account Indicators | Red/green dual-colour | Line Keys | 10 line keys (50 DSS, 5 pages) |
| Touch Buttons | Message, headset, mute, pagination | Function Keys | Hold, transfer, redial, hands-free |
| Volume Keys | 2 keys | Navigation Keys | 6 keys |
| Ethernet Ports | Dual-port Gigabit | USB 2.0 | Wi-Fi WF50, BT41, USB drives, EHS40 |
| Handset Port | RJ9 (4P4C) | Headset Jack | RJ9 (4P4C) |
| Power Port | 5V input | USB Headset Support | UH34/UH36/UH37, CP700/CP900 |
| Provisioning | FTP/TFTP/HTTP/HTTPS, PnP | Device Management | YDMP/YMCS supported |
| Network Protocols | IPv4/IPv6, SIP v1/v2, STUN, DHCP | Security | SRTP, TLS 1.3, AES256, WPA2/WPA3 |
| VPN | OpenVPN, L2TP, 802.1X | Power Supply | PoE IEEE802.3af, Class 2, 5V/2A adapter optional |
| Operating Temp | -10°C to +45°C | Storage Temp | -30°C to 70°C |
| Humidity | 5%–90% | Dimensions | 235×167.5×214.8×55.1 mm |
| Package Content | T74U phone, handset, cable, stand, guide, optional adapter & wall mount | Qty per Carton | 5 pcs |
| Net Weight/CTN | 5.98 kg | Gross Weight/CTN | 6.656 kg |
| Gift Box Size | 258×247×99 mm | Carton Size | 515×254×274 mm |
| Description | Downloads |
|---|---|
| Datasheet | Download |
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