Key Based Expansion Module

Key Based Expansion Module

This is a 22 button add-on that can be used on the M3904 or M3905 for additional lines/features. Can add up to two per telephone. Available in Charlcoal & Platinum. Footstands are sold separately.

Meridian Sets
M2006
M2008
M2216
M2616
22BTN Mod
M3901
M3902
M3903
M3904
M3905
Key Based Mod
Display Based Mod

IP Sets
I2001
I2002
I2004
I2001
1110
1120E
1140E
1210
1220
1230