Affordable phone for Microsoft Teams - Android 13 operating system - 4" (800 x 480) capacitive touchscreen -Optimum HD audio, Yealink Noise Proof Technology -Magnetic handset - Dedicated Microsoft Teams button - UI tailored to Microsoft Teams - Supports firmware upgrade to Teams or SFB editions - Built-in Bluetooth 5.2 and Dual Band 2.4G/5G Wi-Fi 5 - 1 x USB-A port, supports USB headset - Dual-port Gigabit Ethernet - Supports Microsoft TAC & YMCS - Wall-mountable - IEEE 802.3af PoE support, without PSU