A high-capacity colour handset for managers, reception and demanding call workflows.
The Yealink SIP-T46U combines a bright colour display, 16 accounts, dual USB and extensive programmable-key capacity. It is designed for professionals who handle multiple calls, monitor many extensions or need flexible headset, recording and expansion options.
At a glance
- 16 VoIP accounts
- 4.3-inch 480 × 272 colour display
- Dual-port Gigabit Ethernet
- Two USB 2.0 ports
- Power over Ethernet
- Ten line keys with up to 27 paperless DSS assignments
- 10-way local conferencing
Why choose the T46U?
Professional HD audio
- Optima HD Voice through handset and speaker
- Hearing-aid compatible handset
- Acoustic Shield and Smart Noise Filtering
- Full-duplex hands-free audio with echo cancellation
- Wideband G.722 and optional AMR-WB support
Flexible USB expansion
- Use two supported USB functions concurrently
- USB and compatible Yealink headsets
- Optional Bluetooth through BT40, BT41 or BT52
- Optional Wi-Fi through WF40 or WF50
- USB call recording
- EHS40 and EXP43 support
Built for multi-line work
- Ten LED line keys
- Up to 27 paperless DSS keys over three pages
- Up to three EXP43 expansion modules
- Up to 180 additional programmable expansion keys
- 10-way conference calling
- BLF, BLA, park, pickup and executive/assistant functions
Managed business deployment
- Unified T4U firmware and template
- RPS and zero-touch provisioning
- FTP, TFTP, HTTP and HTTPS mass deployment
- Browser, phone and automatic configuration
- BroadSoft management and TR-069
- Dual firmware images and remote logs
Detailed specifications
Display and controls
- 4.3-inch 480 × 272 16-bit colour display
- Wallpaper, screensaver and power saving
- Caller ID by name and number
- Four context-sensitive soft keys
- Six navigation keys and volume controls
- Dedicated message, headset, hold, mute, transfer, redial and speakerphone keys
- Illuminated audio-mode keys
Call features
- Hold, mute and DND
- Forward, waiting, transfer and return
- One-touch speed dial and hotline
- Group listening, SMS and emergency calling
- Redial and auto answer
- Direct IP calling
- Ring-tone management, dial plans, XML browser and Action URL/URI
- 10-way conference and RTCP-XR monitoring
Directories and history
- Local phonebook for up to 1,000 entries
- Blocklist
- XML and LDAP remote phonebooks
- Smart dialling
- Search, import and export
- Dialled, received, missed and forwarded history
Hosted PBX features
- BLF and BLA
- Voicemail and visual voicemail
- Hot-desking and flexible seating
- Call park and pickup
- Executive/assistant functions
- Centralised and local recording
- Anonymous calling and rejection
Connections
- Two Gigabit Ethernet ports
- IEEE 802.3af PoE, Class 3
- Two USB 2.0 ports
- RJ9 handset and headset ports
- EXP43, EHS40, supported USB/DECT headsets and speakerphones
- Optional 5 V / 2 A power adaptor
Network and security
- SIP v1/v2 and server redundancy
- IPv4/IPv6, static/DHCP and SNTP
- VLAN, QoS, LLDP, CDP and ICE
- SRTP and TLS 1.3
- HTTPS certificates and AES-256 configuration encryption
- Multiple digest algorithms, 802.1X, OpenVPN and L2TP VPN
- WPA2/WPA3, secure boot and GARP
Physical details
- Classic Grey finish
- Approx. 244 × 213 × 185 × 54 mm
- Power: about 1.2–3.0 W by adaptor or 1.6–3.8 W by PoE
- Operating temperature: −10°C to 45°C
- Operating humidity: 5–90%, non-condensing
- Two-angle stand and wall-mount capability
- Package includes phone, handset and cord, 2 m Ethernet cable, stand and quick-start guide
- Power adaptor and wall bracket are optional
Who the T46U suits
Managers, reception staff, executive assistants and users handling multiple lines or a high volume of calls.
Installation note: Wi-Fi and Bluetooth require compatible USB dongles. Expansion modules and some USB combinations can affect power requirements, so AbleTech will confirm the complete configuration.
Supplied, provisioned and supported by AbleTech
We can supply the T46U as part of a new AbleTech Hosted PBX system or add it to a compatible existing AbleTech service. We provision user accounts, line keys, call-flow features, directories and supported accessories, then provide ongoing support.
Is the Yealink T46U right for your business?
Tell us how the user works and we will confirm the best handset, accessories and phone-system configuration.