Compact footprint design with 360-degree room coverage and no less than 7-ft (2.1-m) microphone pickup.
3.4-inch (8.6-cm), 384×128-pixel monochrome LCD with backlit LED and antiglare bezel.
Large mute button for easy access from all sides of the device.
Single line with a user experience of multiple calls per line, as on other 7800 Series phones.
Codec support including G.711(u/A), G.729a, G.729ab, iLBC, G.722, and OPUS.
Secure Hash Algorithm (SHA)-256 enabled for advanced security features.
IEEE 802.3af Power over Ethernet (PoE) Class 2 for low power consumption. An optional external universal AC power supply kit is available. The product is qualified by the Energy Star organization.