GE 21018 - Manual (Page 7)

7
H
ANDSET
L
AYOUT
TALK/END/
callback (button)
display
format/conf
(format/conference button)
cid/vol (up or down arrow)
(caller ID/volume button)
redial (button)
page/int
(page/intercom button)
flash (button)
*exit (button)
#pause/ringer
(button)
mute/prog
(mute/program button)
mem
(memory button)
del
(delete button)
SPKR
(speaker button)