DESC: The Avaya 2420 Digital Telephone Set is versatile and cost-effective, allowing you to optimize the Avaya MultiVantage Software capabilities with large-display usability, intelligent automation, and flexible expansion and upgrades. The Avaya 2420 sports an array of convenient features, while supporting expansion capabilities and effective integration with your current infrastructure investments. With this telephone, you get a large-scale display for easy viewing and call control with 24 call appearance/feature buttons. Administration and ongoing maintenance is simplified as your switch automatically performs key/button labeling. This eliminates the time-consuming and laborious task of using paper labels to denote phone features, and reduces costs when moving phones among users or offices.