• Microsoft Certified Teams Conference Phone • 5-inch multi-touch screen with 1280*720 resolution • Built-in Bluetooth 4.2 and dual band 2.4G/5G Wi-Fi • Optima HD voice, Full duplex technology • 20-feet and 360 degree voice pickup • Built in 12+1 microphone array • Android 11 • Microsoft Teams Certified • Support USB Audio Device via Type C • IEEE 802.3af PoE support, without PSURMA-Abwicklung nur mit einer Freigabe vom Hersteller möglich. Registrierung/Vorgehensweise unter: https://support.yealink.com/en/portal/knowledge -> KnowledgeBase -> FAQ -> Services -> How to report RMA.