Lexus RX450H Manual page 433

3-2. Using the audio system

When using the hands-free system

The audio system and voice guidance are muted when making a call.

If both parties speak at the same time, it may be difficult to hear.

If the incoming call volume is overly loud, an echo may be heard.

Try to face toward the microphone as much as possible when speaking.

In the following circumstances, it may be difficult to hear the other
party:
• When driving on unpaved roads
• When driving at high speeds
• When a window is open
• When the air conditioning is blowing directly on the microphone
• When the air conditioning is set to high

When transferring ownership of the vehicle
Be sure to initialize the system to prevent personal data from being improp-
erly accessed. (P. 430)

About Bluetooth

Compatible models
Compatible with HFP (Hands Free Profile) Ver. 1.0 or higher (Conformed:
Ver. 1.5) and OPP (Object Push Profile) Ver. 1.1.
If your mobile phone does not support HFP, you cannot enter the Blue-
®
tooth phone. If your mobile phone supports OPP alone, you cannot use the
®
Bluetooth
408
RX450h_EE
®
Bluetooth is a registered trademark of
Bluetooth SIG. Inc.
phone.