Yealink CP925 Conference IP Phone, 4-Inch Graphical Display. 802.11n Wi-Fi, 802.3af PoE, Power Adapter Included

4-inch multi-touch screen with 480x800 resolution Optimal HD audio, full duplex technology Yealink Noise Proof Technology 20-foot (6-meter) and 360-degree voice pickup Built-in 6-microphone array for voice pickup Built-in 1-microphone array for noise cancellation Power over Ethernet 5-way conference call Hybrid UC meeting Built-in Wi-Fi (2.4GHz/5GHz, 802.11a/b/g/n) Built-in Bluetooth 4.2 Local 3-way PSTN conference via Yealink CPN10