[shortdesc]4.3-inch color display, 16 SIP accounts, dual Gigabit Ethernet, PoE, dual USB ports, HD voice[/shortdesc]

[properties]

Brand	Yealink
SKU	SIP-T46U
Product Type	IP Phone
Series	T4U
Display	4.3" 480 × 272-pixel color display with backlight
SIP Accounts	Up to 16 SIP accounts
Interface	Dual-port Gigabit Ethernet
PoE Support	Power over Ethernet (IEEE 802.3af), class 3
USB Ports	2 x USB port (2.0 compliant)
Color	Classic Grey
Mounting Type	Stand with 2 adjustable angles, wall mountable
Dimensions	244 × 213 × 185 × 54 mm
Operating Temperature	-10 to +45°C (+14 to 113°F)

[/properties]

[specifications]

Audio Features	HD handset, HD speaker, Acoustic Shield, Smart Noise Filtering
Codecs	AMR-WB optional, AMR-NB optional, G.722, PCMU (G.711µ), PCMA (G.711A), G.723.1, G.729, G.729A, G.729B, G.729AB, G.726, iLBC
Speakerphone	Full-duplex hands-free speakerphone with AEC
DTMF	In-band, Out-of-band (RFC 2833) and SIP INFO
Conferencing	10-way conferencing
Phonebook	Local phonebook up to 1000 entries
Feature Keys	10 line keys with LED, 7 features keys, 4 context-sensitive soft keys, 6 navigation keys
DSS Keys	10 line keys can be programmed up to 27 paperless DSS keys
Handset Port	1 x RJ9 (4P4C) handset port
Headset Port	1 x RJ9 (4P4C) headset port
Input Voltage	AC 100-240 V input and DC 5 V/2 A output with optional external Yealink AC adapter
USB Output Current	5 V 1 A
Power Consumption PSU	1.2-3.0 W
Power Consumption PoE	1.6-3.8 W
Operating Humidity	5% to 90%, noncondensing
Storage Temperature	-30 to +70°C (-22 to +158°F)
Network Protocols	SIP v1 (RFC2543), SIP v2 (RFC3261), STUN, SNTP, UDP, TCP, DNS-SRV
Security Features	SRTP, TLS 1.3, HTTPS certificate manager, AES256 configuration file encryption, OpenVPN, IEEE802.1X, L2TP VPN, secure boot
Wireless Support	Wi-Fi through WF40/WF50/WF60, Bluetooth through BT40/BT41/BT52
Compliance	CE, FCC, REACH, ISO 9001

[/specifications]

[accessories]

Included	Yealink SIP-T46U IP phone, handset with handset cord, Ethernet Cable (2m CAT5E UTP Cable), stand, Quick Start Guide
Optional Power Supply	Power Adapter
Optional Mounting Kit	Wall Mount Bracket
Compatible Accessories	BT40, BT41, BT52, WF40, WF50, WF60, EXP43, EHS40

[/accessories]

Yealink SIP-T46U for Productive VoIP Communication

The Yealink SIP-T46U is a professional SIP IP phone designed for busy executives, office teams, and business communication environments. It combines a 4.3-inch color display, Yealink Optima HD Voice, dual USB ports, Gigabit Ethernet, and PoE support in a desktop phone built for efficient daily calling.

Key Benefits and Features

• Supports up to 16 SIP accounts for multi-line business communication.
• Dual USB ports enable USB headset, USB recording, Wi-Fi, and Bluetooth functions with supported accessories.
• Yealink Optima HD Voice, Acoustic Shield, and Smart Noise Filtering help deliver clear voice quality.
• Dual-port Gigabit Ethernet and IEEE 802.3af PoE support simplify desk installation.
• Programmable line keys support up to 27 paperless DSS keys across a 3-page view.

Ideal Use Cases

• Executive desks that require a high-function SIP desk phone.
• Business offices using SIP-based VoIP communication systems.
• Reception, administration, and sales teams managing frequent calls.
• Deployments requiring centralized provisioning and mass management.
• Workspaces needing headset, recording, Bluetooth, or Wi-Fi flexibility.

Technical Specifications

• Product Type: SIP IP phone
• Display: 4.3-inch 480 x 272-pixel color display with backlight
• SIP Accounts: Up to 16 VoIP accounts
• Ethernet: Dual-port Gigabit Ethernet
• PoE: IEEE 802.3af, class 3
• USB: 2 x USB ports, 2.0 compliant
• Audio: HD handset, HD speaker, Acoustic Shield, Smart Noise Filtering
• Conference Calling: 10-way conferencing
• Expansion Support: Supports EXP43 expansion module
• Dimensions: 244 x 213 x 185 x 54 mm

Order the Yealink SIP-T46U for Your VoIP Desk Setup

Choose the Yealink SIP-T46U for a capable SIP desk phone with HD audio, flexible USB connectivity, Gigabit networking, and business-ready calling features for modern office communication.