Yealink MP58 Microsoft Teams Phone Android 9.0 OS 7-inch capacitive touch screen Optimal HD audio Yealink Noise Proof Technology Microsoft Teams-tailored user interface Dedicated Microsoft Teams button Supports Office 365 and upgradability of device applications to Teams or SFB Supports Yealink Bluetooth wireless handset BTH58 Supports Yealink expansion module EXP50 Built-in Bluetooth 4.2 and dual-band 2.4G/5G Wi-Fi 2 USB Type A ports support USB headset Dual-port Gigabit Ethernet PoE support Supports Microsoft/Yealink/U2 device management platforms Hybrid mode (Teams version only).