Expansion Module (EU24)

Features: Expands the Avaya 2420, 4620, 5420, and 5620. Phones with 24 Additional Call Appearance/Feature Buttons. Large LCD Display for Button Labels. 24 Icons on Display all the Time. Local Scroll Button Allows One or Two Banks of 12 Labels to be Displayed at a Time.

Compatible with IPO R 3.0 and Higher Only.