Expanding your phone system
Optional handset feature overview
You can expand your phone system by registering optional handsets (6 max.) to a
single base unit.
R
Optional handsets may be a different colour from that of the supplied handsets.
Feature
KX-TGA660C
KX-TGA410C
KX-TGA659C
Handset
Display size
1.8 inches
1.8 inches
1.9 inches
Button size
Large
Large
Extra large
Power back-up
mode during
power failure
–
–
*1 During a power failure, this feature allows you to make or receive calls by
temporarily powering the unit with a charged handset placed on the base unit if
both the base unit and handset have the power back-up mode.
5
Introduction