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3
CHAPTER 3
FEATURES IDENTIFICATION
Fig. 2 - Features on
JB-20
Ringer
control switch (volume)
Audio Output jack
Tone / Pulse switch
Emergency buttons
Braille characters
Raised letters for
easy identification
REDIAL button
MEMORY button
HANDSET VOL
control (volume)
FLASH button
PROG button (program)
RINGER TONE
selector
HOLD
button