Core Features: Android 13, 4 inch (800 x 480) Capacitive Touch Screen, Optimal HD audio, Yealink Noise Proof Technology, Dedicated Zoom Button, Magnet Handset, Bluetooth 5.2, Dual-band 2.4G/5G Wi-Fi, USB Type A port, Supports USB Headset, Dual-port Gigabit Ethernet, Supports PoE, Zoom and Yealink device management platforms, Hybrid mode.