Yealink SIP-T43U Enhanced IP Phone

The Yealink SIP-T43U Enhanced IP Phone is a professional business communications solution designed for users who require advanced call handling capabilities, flexible connectivity options, and exceptional audio performance. Featuring a large backlit display, support for up to 12 SIP accounts, dual USB ports, and Gigabit Ethernet connectivity, the SIP-T43U is ideal for executives, managers, administrative staff, and busy office professionals.

Built to enhance productivity and streamline communications, the SIP-T43U features a 3.7-inch graphical LCD display with a 360 x 160 resolution and backlighting for clear visibility of call information, contacts, and system features. Its intuitive interface allows users to manage multiple calls efficiently while maintaining quick access to frequently used functions.

Supporting up to 12 SIP accounts, the SIP-T43U is well suited for businesses that require extensive line management and advanced telephony features. Dual USB ports provide exceptional flexibility, allowing users to connect USB headsets, enable Bluetooth connectivity using Yealink BT40 or BT41 adapters, add Wi-Fi functionality with Yealink WF40 or WF50 adapters, or utilize USB call recording capabilities.

Yealink HD Voice and Opus codec support deliver crystal-clear audio quality, helping ensure professional conversations in any business environment. The phone also supports Electronic Hook Switch (EHS) functionality for compatible wireless headsets, providing additional mobility and convenience for users who spend significant time on calls.

Power over Ethernet (PoE) support simplifies deployment, while compatibility with Yealink color expansion modules makes the SIP-T43U an excellent choice for receptionists, operators, and users who manage high call volumes. Combining advanced functionality, expandability, and reliable performance, the SIP-T43U is a powerful communications tool for modern workplaces.

Features

• 3.7-inch graphical LCD display
• 360 x 160 resolution
• Backlit display
• Supports up to 12 SIP accounts
• Dual USB ports
• Yealink HD Voice technology
• Opus codec support
• Power over Ethernet (PoE) support
• USB headset support
• EHS wireless headset support
• Wi-Fi support via WF40 and WF50 adapters
• Bluetooth support via BT40 and BT41 adapters
• Dual firmware images
• Supports Yealink color expansion modules
• Includes 1-Year Warranty

Specifications

• Phone Type:
  • Enhanced IP Phone
• Display:
  • 3.7″ Graphical LCD
  • 360 x 160 Resolution
  • Backlit
• Accounts:
  • Up to 12 SIP Accounts
• Audio:
  • Yealink HD Voice
  • Opus Codec Support
• USB:
  • Dual USB Ports
• Network:
  • Gigabit Ethernet Connectivity
• Wireless Options:
  • Wi-Fi via WF40 or WF50
  • Bluetooth via BT40 or BT41
• Headset Support:
  • USB Headsets
  • EHS Wireless Headsets
• Expansion:
  • Supports Color Screen Expansion Modules
• Power:
  • IEEE 802.3af Power over Ethernet (PoE)

Compatibility

Compatible with SIP-based hosted VoIP services and IP PBX systems.

Please verify compatibility with your service provider or phone system before deployment.

Ideal Applications

• Executives
• Managers
• Administrative Staff
• Receptionists
• Customer Service Teams
• Small Businesses
• Enterprise Offices
• High Call Volume Environments

Includes

• Yealink SIP-T43U Enhanced IP Phone
• 1-Year Warranty

Documentation

Refer to the Yealink SIP-T43U Datasheet for detailed specifications and setup information.