Yealink SIP-T43U Unified Firmware Enhanced IP Phone (Refurbished)


Price:
Sale price$90.00

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Description

Yealink SIP-T43U Unified Firmware Enhanced IP Phone

The Yealink SIP-T43U is a professional 12-line SIP IP phone designed for businesses that demand exceptional voice quality, reliability, and expandability. As part of Yealink's T4U Series, it features Unified Firmware, making deployment, provisioning, and management easier across multiple Yealink devices while delivering a consistent user experience. It supports up to 12 SIP accounts, making it ideal for offices, receptionists, managers, and high-volume call users.

Equipped with a 3.7-inch backlit LCD display, HD Voice, dual Gigabit Ethernet ports, Power over Ethernet (PoE), and dual USB ports, the SIP-T43U offers enterprise-class performance. Optional USB accessories provide support for Bluetooth, Wi-Fi, USB headsets, USB call recording, and expansion modules, allowing the phone to grow with your business.

This refurbished Yealink IP phone has been professionally tested, cleaned, and verified to ensure dependable, business-ready performance.


Key Features

Supports up to 12 SIP accounts
3.7-inch backlit graphical LCD display
Yealink Optima HD Voice technology
Acoustic Shield & Smart Noise Filtering
Dual Gigabit Ethernet ports
Power over Ethernet (PoE) support
Dual USB ports for expansion
USB headset support
Optional Bluetooth and Wi-Fi via USB adapters
Compatible with Yealink EXP43 Expansion Module
EHS support for wireless headsets
Adjustable stand and wall-mount capability


Compatibility

The Yealink SIP-T43U is compatible with:

• SIP-based VoIP phone systems
• 3CX
• Asterisk
• FreePBX
• BroadWorks / BroadSoft
• RingCentral
• Vonage Business
• Most SIP-compliant hosted VoIP providers


Refurbishment & Quality Assurance Process

Each refurbished unit undergoes a comprehensive multi-point inspection and reconditioning process to ensure reliable, business-ready performance:

✔ Full functional testing (display, keypad, speakerphone, handset, and network ports)
✔ Firmware reset and verification
✔ HD audio and network connectivity testing
✔ Replacement of worn or non-performing components as needed
✔ Professional cleaning and sanitation
✔ Inspection of handset, cords, and connectors


Condition

Condition: Refurbished
Color: Classic Gray

Minor cosmetic wear may be present. Fully tested and verified to be functional.


What’s Included

• Yealink SIP-T43U IP Phone
• Handset
Handset Cord
Ethernet Cable (Line Cord)
• Desk Stand

Power supply sold separately unless specified. PoE supported.


Product Specifications

Feature Details
Model SIP-T43U
Phone Type SIP IP Phone
SIP Accounts Up to 12
Display 3.7" Backlit Graphical LCD
Ethernet Dual Gigabit Ports
USB Ports 2
Audio Yealink Optima HD Voice
Power PoE (802.3af) or Optional Power Adapter
Expansion EXP43 Module Support
Color Classic Gray

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