The Yealink SIP T58W Business IP Phone is a simple-to-use smart business phone that provides an enriched HD audio and video calling experience for business professionals. This smart business phone enables productivity-enhancing visual communication with the ease of a standard phone. With the optional Yealink Bluetooth handset BTH58, users are free to move around when on a call – no more missed calls when they leave their desks. With a range of up to 10 meters (30 feet), the Yealink Bluetooth handset offers more office flexibility for users.