- SIP conference phone with built-in Wi-Fi and Bluetooth- 802.3af Power over Ethernet- Audio connectivity for mobile devices- Wi-Fi audio calling (2.4-5 GHz)- Poly NoiseBlock eliminates background noise- Future-proof flexible modular architecture- 12-ft range voice quality- Up to 3 registered call lines- Shared call / bridged line appearance- Distinctive incoming call treatment / call waiting- Call transfer, hold, divert & pickup- Wi-Fi encryption, 802.1X authentication, transport layer security & more- Includes 7.6m/25ft Ethernet cable and setup sheet- POWER KIT NOT INCLUDED