Panasonic KX-TG6645 - Manual (Page 5)

*1 Replacement batteries may have a different capacity from that of the supplied
batteries.
*2 By installing this unit, you can extend the range of your phone system to include
areas where reception was previously not available. This product can be
purchased online. Please visit our Web site:
http://www.panasonic.com/RangeExtender
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 color from that of the supplied handsets.
Feature KX-TGA660 KX-TGA410 KX-TGA659
Handset
Display size 1.8 inches 1.8 inches 1.9 inches
Button size Large Large Extra large
Speed dial *1 – –
Power back-up
mode during
power failure
*2
– –
*1 You can make a call using a speed dial key on the handset as well as the base
unit. (KX-TG6631 series: page 3)
*2 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.
For assistance, please visit http://www.panasonic.com/help 5
Introduction