The KX-TDE620BX is an optional expansion card for the Panasonic KX-TDE600 PBX system.
Functionality:
Provides additional capacity for IP terminals and SIP trunks.
By installing an optional activation key, you can expand the number of IP terminals on an MPR card to 128 and the number of SIP trunks on an SIP trunk card to 64.
Enables flexible expansion without adding new dedicated optional cards for terminals and phone lines.