The YEALINK™ T53 is an easy-to-use desktop IP phone that will help the user optimize their daily work. It has a 3.7 '' LCD graphic display that can be adjusted to adjust the viewing angle according to personal needs and the work environment. Unlike the T53W, it has Bluetooth via BT40 and WiFi via WF40 / WF50. In addition, it includes a USB 2.0 port for call recording, headset connection with USB connector or to incorporate up to three YEALINK™ EXP50 expansion keyboards (not included). 12 VoIP accounts 3-way conference.