• Throughout this manual, phone displays and other displays are shown in English. Other languages
may be available, depending on the country or area.
• In this manual, the suffix of each model number (e.g., KX-HTS824SX) is omitted unless necessary.
• This PBX supports SIP (Session Initiation Protocol) phones. However, some PBX features may not be
available for SIP phones, depending on your telephone type.
Introduction
Feature Manual 3