Feature-rich SIP Phone for Workers of Co-working Space

3.7-inch Screen

Optima HD Voice

Optima HD Voice

Dual USB Ports

Dual USB Ports

Expansion Module

Expansion Module

Acoustic Shield

Acoustic Shield

Efficient Deployment & Management

Efficient Deployment & Management

Boost Productivity with New Powerful Chipsets

Sound and Hear with Remarkable Clarity

Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance.

Efficient Deployment and Management

Yealink T4U series supports effortless mass deployment and Zero Touch Provisioning with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism, making the device management labor-saving and efficient for the administrators.

Yealink T43U SIP Phone | Features at a Glance

User Interface Features

  • 3.7″ screen with backlight

Audio Features

  • Optima HD voice with Acoustic Shield and Smart Noise Filtering

Basic Features

  • Up to 12 SIP accounts

  • PoE support

  • Stand with two adjustable angles, wall mountable

Advanced Features

  • Wi-Fi via WF40/WF50, Bluetooth via BT41

  • Support expansion modules

  • Support USB recording


  • Dual USB ports, dual-port Gigabit Ethernet

  • Headset, EHS support

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