The Yealink SIP-T58W Pro 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. Pro means that this phone supports Yealink Bluetooth handset BTH58, with which users are free to move around when on a call – no more missed calls when they leave their desk. With a range of up to 10 meters (30 feet), the Yealink Bluetooth handset offers more office flexibility for users. Based on the Android 9.0 operating system, the SIP-T58W Pro adopts a new user interface, which is more concise and business, greatly improving user’s work efficiency. Furthermore, the SIP-T58W Pro integrates with IP video intercom systems from major vendors in the market, delivering true cost-efficiency to customers.Runs Android 9.07 inch (1024 x 600) capacitive adjustable touch screenSupports Yealink Bluetooth Handset BTH58720p30 HD video (with CAM50)Optimal HD audio, Yealink Noise Proof TechnologyYealink’s SDK (Software Development Kit)DoorPhone Features (Preview, One-button Open, Monitoring)Built-in Bluetooth 4.2 and Dual Band 2.4G/5G Wi-Fi2 x USB 2.0 ports for USB headset, media and storage applicationsUp to 16 SIP accountsUp to 10-party audio conferencingDual-port Gigabit Ethernet, supports PoEWall mountableSupports up to 3 Expansion Module EXP50Supports Yealink/Unify Square Device Management PlatformHandset with hall switch