Connects to the XM24 port on the base of 6416 and 6424 phones. Requires the phone to have a separate power supply using an Avaya 1151C1 or 1151C2 power supply unit and a power outlet socket are required.

This is an expansion module for your 6400 series phone creating additional quick use feature buttons allowing your phone greater versatility and use.

• RoHS Compliant
• 24 programmable Feature Keys

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