M3900 Display-Based Expansion Module

by Nortel/Meridian

Availability: Yes
$45.00 Sale Price:
Item Total:

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M3900 Display-Based Expansion Module

The M3900 Display-Based Expansion Module is designed exclusively for the M3904 and M3905 Telephone sets.The module attaches to the phone and provides 24 additional programmable feature keys


  • Optional add-on to the M3904 and M3905
  • Additional programmable feature keys: 24
  • Three layers of eight programmable feature keys
  • Visual indicator for page
  • Cannot be used with KBA
  • One Year Warranty Included with Extended Warranty Options at Low Prices!
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Free Free UPS Ground shipping on orders of $500+. Within Continental U.S. (under $500 orders only $9.95)
A portion of each purchase will be donated to The Penrickton Center for Blind Children. For more information, visit
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