For vehicles with DSP, it is used to provide a choice of different listening experiences.

The DSP settings for the radio with CD are:

• normal - Select this setting to adjust the audio for stereo mode. This provides the best sound quality for the driver seat first, with the front passenger second.

• hk surround - Select to enable hk surround. This produces a true 6.1 matrix surround from any two channel digital source.

This feature is not available in AM/FM radio mode.

The DSP settings for the radio with CD/DVD and MEM are:

• 2.0 normal - Select this setting to adjust the audio for stereo mode. This provides the best sound quality for the driver seat first, with the front passenger second.

• hk surround - Select to enable hk surround. This produces a true 6.1 matrix surround from any two channel digital source.

This feature is not available in AM/FM radio mode.

To adjust the DSP settings:

1. Press the TONE button.

2. Select DSP.

3. Select the setting.

Press the BACK button to go back to the Tone Settings menu.