Avaya 700185200 IP400 PRI 24 T1 Expansion Kit (Refurbished) Sprint Protege The Mitel 5448 Programmable Key

The Mitel 5448 Programmable Key Module provides 48 additional feature keys for a Mitel 5220 IP Phone

Perfect for small conferences with three to four participants

10 personal speed dial bins

Includes TN775B Maintenance circuit pack

The Meridian M3904 and Meridian M3905 each support up to two expansion modules

Avaya 700185200 IP400 PRI 24 T1 Expansion Kit (Refurbished) Sprint Protege The Mitel 5448 Programmable KeyKey Features: Mnfr. Part #: 700185200 Provides integrated CSU DSU Supports one PRI (23B+D) trunk or one T1 Robbed Bit (24B) trunk through a single RJ45 port Mode of operation is selected in the IP Office configuration Compatible With: Compatible with IP Office Small Office Edition, IP403, IP406 V1, IP406 V2, and IP412 control units Compatible IP500 when fitted with Legacy Card Carrier