Yealink SIP-T46U Enterprise Gigabit IP Phone, 4.3 inches Display (480 x 272 pixels), 16 SIP Accounts, Dual-port Gigabit Ethernet (10/100/1000 Mbps), PoE, Wi-Fi.
Yealink SIP-T46U Enterprise Gigabit IP Phone featuring a 4.3-inch display, 16 VoIP accounts, Optima HD voice, and Dual-port Gigabit Ethernet (10/100/1000 Mbps) for enterprise communication.
Product Overview
Designed for busy executives and professionals, the SIP-T46U IP phone is an ultimate communication tool that has better overall performance. The phone employs an appealing high-resolution TFT color display that looks brighter and more vibrant. T46U gives you a quieter operation and environment. With United Yealink Optima HD Voice technology, the T46U offers you superb audio quality and crystal-clear voice communications. Moreover, the T46U puts dual USB ports in a phone that makes Bluetooth, Wi-Fi, USB headset, and USB recording come true, and you can use any two of them freely according to your needs. The Yealink new T4U series offers the same elegant appearance as the T4 line, but with improvements for greater interoperability and better collaboration. The T4U series better builds the Yealink ecosystem and is compatible with more Yealink headsets, supporting intelligent channel switching* and using the phone to configure and upgrade headsets.*Only the BH76 headset supports the intelligent channel switching feature. Engineered for modern desktop communication, the SIP-T46U combines Yealink's renowned acoustic engineering with high-reliability enterprise telephony. Equipped with 16 VoIP accounts, a responsive 4.3-inch 480 x 272 color lcd with backlight, and Optima HD audio, it ensures clear, distraction-free voice transmission. With integrated dual-band Wi-Fi, built-in Bluetooth, and dual Gigabit Ethernet ports with PoE, the SIP-T46U delivers exceptional productivity and seamless deployment across enterprise PBX and unified communications platforms.
Why Buy This Product
Sharp 4.3" Color Display
High-resolution backlit color screen presents caller ID, contacts, and extension presence with crystal clarity.
Dual USB Port Versatility
Connect USB headsets, Wi-Fi dongles, Bluetooth adapters, or flash drive recording drives concurrently.
Optima HD Acoustic Shield
Advanced noise-canceling acoustic shield blocks ambient office chatter from your calls.
Dual Gigabit Network Speed
Dual Gigabit Ethernet ports provide high-speed PC passthrough while powering the phone via standard PoE.
Best for These Applications
Mid-Level Managers & Supervisors
Professionals requiring a powerful color desk phone for handling multiple concurrent project lines.
Sales & Support Specialists
Call-heavy professionals who benefit from clear visual DSS keys and USB headset connectivity.
Finance & Professional Services
Enterprises requiring secure, high-quality wireline telephony with call recording capabilities.
Administrative Support Desks
Staff pairing the phone with expansion modules to monitor floor extensions and speed dials.
Key Advantages
- 16 SIP VoIP Accounts:Supports extensive line assignments and departmental shared call appearances.
- EXP43 Expansion Module Support:Daisy-chain up to three EXP43 color expansion modules via USB to add up to 180 programmable keys.
- Multi-Page DSS Line Keys:10 physical line keys expand across 3 pages to provide 27 programmable shortcuts with paperless labels.
- Dual-Image Firmware Security:Protects against firmware corruption during updates, ensuring uninterrupted business availability.
Frequently Asked Questions
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Weight | 1.44 |
| Shipping Weight | 1.62 |
| Category Page Featured | Yes |
| Sip Lines | 16 |
| Sip Accounts | 16 |
| Display Type | 4.3-inch 480 x 272 Color LCD with Backlight |
| Display Resolution | 480 x 272 pixels |
| Screen Size | 4.3 inches |
| Ethernet Ports | Dual-port Gigabit Ethernet (10/100/1000 Mbps) |
| Network Speed | 10/100/1000 Mbps Gigabit |
| Speakerphone | Full-Duplex Hands-Free Speakerphone with AEC |
| Headset Port | RJ9 Headset Port with EHS Support |
| Codec Support | G.722, AMR-WB, AMR-NB, G.711a/u, G.729AB, G.729A, G.729, G.726, iLBC, G.723.1 |
| Audio Conferencing | 10-way Local Audio Conferencing |
| Phonebook Capacity | 1000 Entries |
| Call History Records | 100 Records |
| Protocols | SIP v1 (RFC 2543), v2 (RFC 3261), IPv4/IPv6, TCP/IP/UDP, DHCP, DNS-SRV, SNTP, STUN |
| Security Protocols | SRTP, TLS 1.2 / TLS 1.3, HTTPS, 802.1x, OpenVPN, WPA2/WPA3, AES256 Encrypted Config |
| Power Supply | PoE (IEEE 802.3af Class 3) or Optional External 5V/2A DC Adapter |
| Mounting Type | Multi-Angle Desktop Stand / Wall-Mountable |
| Dimensions | 244 |
| Poe | Yes |
| Poe Class | IEEE 802.3af Class 3 |
| Gigabit Ports | Yes |
| Wifi | Yes |
| Wifi Frequency | Dual-Band 2.4GHz & 5.0GHz (802.11a/b/g/n/ac) |
| Usb Ports | 2 x USB 2.0 Type-A/Type-C Ports |
| Usb Headset Supported | Yes |
| Acoustic Shield | Yes |
| Smart Noise Filtering | Yes |
| Hearing Aid Compatible | Yes |
| Operating System | Linux Embedded |
| Expansion Module Supported | Yes |
| Max Expansion Modules | 3 |
| Hd Voice | Yes |
| Wall Mountable | Yes |
| Stock | 5 |
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