NEC IP2WW-20PBox Expansion Unit
The IP2WW-20P houses optional ISDN and VOIP expansion cards. It can be added to the system cabinet base. Provides a maximum of 4 expansion slots. Compatible with the NEC TOPAZ Key Service Unit IP2AT-924M KSU
- 2 slots for ISDN and/or VoIP cards
- Maximum of 4 expansion slots
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