refurb with 1 Year Warranty, screen might have scratches

Features 24 Programmable Call Appearance/Feature Keys - Automatically labeled from the system (no paper labels) Requirements and Compatibility Direct Connection - Connects directly to these compatible phones: 5420, 5620/1, 2420, 4620/1, and 4625. Power Supply - Requires an Avaya 1151 series power supply even for IP phones already using Power over Ethernet (PoE) IP Office supports a maximum of eight EU24's on each IP Office system   700345192, 700381817