Toyota PRIUS 2008 Manual page 274

3-4. Using the hands-free system
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When using the hands-free system
The audio system and voice guidance are muted when making a call.
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If both parties speak at the same time it may be difficult to hear.
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If the received call volume is overly loud, an echo may be heard.
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Try to face the microphone as much as possible when speaking.
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In the following circumstances it may be difficult to hear the other party.
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• When driving on unsealed roads
• When driving at high speeds
• If the window is open
• If the air-conditioning is blowing directly on the microphone
• If the air-conditioning is set to high
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Conditions under which the system will not operate
If using a mobile phone that does not support Bluetooth
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If the mobile phone is switched off.
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If you are outside service range.
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If the mobile phone is not connected.
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If the mobile phone's battery is low.
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Bluetooth antenna
The antenna is built into the display. If the mobile phone is behind the seat or
in the console box, or touching or covered by metal objects, connection sta-
tus may deteriorate.
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Battery charge/Signal status
This display may not correspond exactly with the mobile phone itself.
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