A range of User Guides are available below for our products. Adobe Reader is available for download here.

 NameDescription
SK-408 Installation & Maintenance ManualProvides installation and programming information for the SK-408 hybrid key telephone system.
SK-408 Single Line Telephone Quick Reference GuideDescribes how to use features for a single line telephone on the SK-408 telephone system.
SK-408 Keyset Quick Reference GuideDescribes how to use features from an SK-408 keyset model SK1 Series.