* NOTE 1: You can not access the Phonebook from the CLS20750E deskset.
* NOTE 2: To set-up the Answering Machine, Advanced Call Blocker, SOS features and VSmart Devices will require one of CLS20450E or CLS20550E or CLS20850E or CLS20850EH handsets. This can not be done from the CLS20750E deskset.