With the new IP phone SIP-T48U, Yealink offers executives and professionals a dynamic solution for business communication. The phone features an appealing large touchscreen that makes switching between pages and applications quick, easy, and convenient. With Yealink's Optima HD Voice technology and the Opus wideband codec, the T48U provides excellent audio quality and crystal-clear voice communication. Additionally, the T48U has two USB ports that enable Bluetooth, Wi-Fi, USB headsets, and USB recording, allowing you to utilize two of these ports as needed. The new T4U series from Yealink maintains the same elegant appearance as the T4 series but includes enhancements for greater interoperability and improved collaboration.