Avaya EU24 1XU-A Key Feature Key Expansion Unit (700345192, 700381817)

The EU24 Key Feature Key Expansion Unit

Features:

• 24 button expansion module with display
• For use with Avaya 2420/5420 phones, 4620/5620 phones, 4621/5621 phones, and 4625 phones.
• Power Supply - Requires an Avaya 1151 series power supply (see accessory below) for digital telephones. For IP phones, use of PoE is supported if the PoE is Class 3.