["Easy Audio and Visual Communication Yealink SIP-T58W is an easy-to-use smart business phone that offers business professionals an enhanced HD audio and video calling experience. This smart business phone enables visual communication with the simplicity of a standard phone. The optional Yealink BTH58 Bluetooth handset allows users to move freely during a call - no more missed calls when they leave their desk. With a range of up to 10 meters, the Yealink Bluetooth handset offers users more flexibility in the office. Based on Android 9.0 operating system, SIP-T58W has a new user interface, which is clearer and significantly improves the user's work efficiency. In addition, the SIP-T58W integrates with IP video intercom systems from the major providers on the market, offering true cost efficiency to the customer", "Runs on Android 9.0", "7 inch (1024 x 600) capacitive adjustable touchscreen", "Supports Yealink Bluetooth Handset BTH58 (optional)", "720p30 HD video (with CAM50)", "Optimal HD audio, Yealink Noise Proof technology", "Yealink SDK (Software Development Kit)", "DoorPhone features (preview, one-button open, monitoring)", "Built-in Bluetooth 4.2 and Dual Band 2.4G/5G Wi-Fi", "2 x USB 2.0 ports for USB headset, media and storage applications", "Opus codec support", "Up to 16 SIP accounts", "Audio conferences with up to 10 participants", "Dual port Gigabit Ethernet, supports PoE", "Wall mounting possible", "Supports up to 3 EXP50 expansion modules", "Supports Yealink/Unify Square Device Management Platform"]