User Interface Features : 7″ color touch screen with backlight

Audio Features : Optima HD voice with Acoustic Shield and Smart Noise Filtering

Features

• Up to 16 SIP accounts
• PoE support
• Stand with two adjustable angles, wall mountable
• Wi-Fi via WF40/WF50, Bluetooth via BT41
• Support expansion modules
• Support USB recording

Connectivity

• Dual USB ports, dual-port Gigabit Ethernet
• Headset, EHS support

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.

Dual USB Ports for Flexible Expansion Choices

Color-screen Expansion Module EXP43

The 4.3-inch color screen expansion module is designed to offer advanced call handling capabilities with its simplified UI and up to 60 programmable keys for various features.