Tailored for busy executives and professionals, the Yealink SIP-T53 is a Prime Business Phone that combines ease of use with an adjustable 3.7-inch graphical LCD screen, allowing users to set the viewing angle for maximum comfort based on personal and environmental preferences. Compatible with Yealink Bluetooth USB Dongle BT40 and Wi-Fi USB Dongle WF40/WF50, the SIP-T53 IP Phone keeps you connected with the latest wireless technologies, positioning you at the forefront of the upcoming wireless era. Additionally, its built-in USB 2.0 port supports USB recording, direct connection to wired or wireless USB headsets, or linkage to up to three Yealink EXP50 expansion modules. With these capabilities, the Yealink SIP-T53 enhances office efficiency and productivity, making it a robust and scalable solution for any professional setting.