The Cisco 7910G Unified IP Phone is a basic telephone designed primarily for common-use areas such as lobbies, break rooms, and hallways. Cisco 7910G Features * 2×24 character LCD display * 4 dedicated feature buttons – line, hold, transfer, and settings * 6 feature access keys * Does not include speakerphone but features on-hook dialing and call monitor mode * Internal Cisco two-port Ethernet switch * Volume control for ringer, handset, and call monitor * Mute button for handset/headset * G.711 and G.729a audio compression * DHCP supported * Powered by local 48VDC power supply (see accessory below) or power down the LAN by Cisco Discovery Protocol (CDP) * Compatible with CallManager version 3.0(5) or higher * Spare/replacement phone without license The Cisco Unified IP Phone 7910G+SW provides a 2×24 character LCD display. This single-line phone provides four dedicated feature buttons, line, hold, transfer, and settings, located prominently under the display. A cluster of six feature access keys is located above the volume control rocker switch. The factory default configuration for messages (msgs), conference (conf), forward, speed dial (speed 1, speed 2), and redial can be programmed by a system administrator to perform other functions, such as Call Park, Call Pick-Up, and Night Service, as well as additional speed dials and other traditional telephone features.