Toyota Prius Owner's Manual page 266

1. SPEECH COMMAND SYSTEM OPERATION
MICROPHONE
It is unnecessary to speak directly into
the microphone when giving a com-
mand.
Type A
Type B
266
INFORMATION

Wait for the confirmation beep before
speaking a command.

Speech commands may not be recog-
nized if:
• Spoken too quickly.
• Spoken at a low or high volume.
• The roof or windows are open.
• Passengers are talking while speech
commands are spoken.
• The air conditioning speed is set high.
• The air conditioning vents are turned
towards the microphone.

In the following conditions, the system
may not recognize the command prop-
erly and using speech commands may
not be possible:
• The command is incorrect or unclear.
Note that certain words, accents or
speech patterns may be difficult for the
system to recognize.
• There is excessive background noise,
such as wind noise.
PRIUS + (EE) NAVI 47761E
14.02.07 10:37