[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.
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