The Yealink SIP-T48U is a high-end enterprise VoIP desk phone designed for executives, reception desks, and high-call-volume business users.

It features a large 7-inch color touchscreen, HD voice technology, and dual USB ports for expansion, making it one of the most powerful models in the Yealink T4U series for modern unified communications.

Key Features

7-inch color touchscreen display (800 × 480 resolution)

Up to 16 SIP accounts support

Optima HD Voice with Acoustic Shield noise reduction

Full-duplex speakerphone with crystal-clear audio

Dual Gigabit Ethernet ports (10/100/1000 Mbps)

Power over Ethernet (PoE support)

Dual USB ports for Wi-Fi, Bluetooth, headset, or call recording

Supports up to 180 programmable keys via expansion modules

3-way conference calling

Enterprise SIP compatibility (3CX, BroadWorks, etc.)