COMMEND, GE300 Licence: Upgrade G3-GET-4B to G3-GET-4D

G3-GET-4B:
DSP subscriber card for connection of up to four 4-wire analogue subscribers. Up to five G3-GET cards can be used with a GE 300 IP intercom server, as well as five additional ones in Expansion Central GEZ 300. The L3-GET-DSP licence allows use of the DSP features (see datasheet) also with analogue intercom stations.

L3-GET-4C:    Licence for feature level C
L3-GET-4D:    Licence for feature level D
L3-GET-4P:    Licence for feature level P
L3-GET-DSP: Licence for DSP features on G3-GET subscriber cards