Four line and programmable feature keys for quick access to telephony features High-resolution, graphical grayscale display Dedicated fixed keys for ease of communication Built-in wideband speakerphone for hands-free communication Support for wideband audio via handset, speaker, or headset Flexible deployment options including Cisco on-premises, hosted, and Webex Calling Power over Ethernet (PoE) Class 1 and Cisco EnergyWise for energy cost reduction Integrated IEEE 10/100/1000 Ethernet switch Cisco Webex Phone OS for consolidated administration with common software across the 7800 and 8800 Series phones