AASTRA DT4x2 for BusinessPhone User Guide EN - Manual (Page 4)

Welcome
BusinessPhone – Cordless DT412/DT422/DT432 4
Welcome
Welcome to the User Guide for the Cordless phones DT412,
DT422 and DT432 of the BusinessPhone Communication Platform.
The BusinessPhone Communication Platform consists of
BusinessPhone Compact, BusinessPhone 50,
BusinessPhone 128i and BusinessPhone 250.
The features described in this User Guide are related to version 7.0
or higher of the BusinessPhone Communication Platform. Some
might not work in earlier versions of the system and/or might be
protected by a hardware dongle that has to be bought separately.
The latest version of this User Guide can also be downloaded from:
http://www.aastra.com