Kia Cerato Owner's Manual page 385

With the Sound Button
Press the [SETUP] button
[Sound]
You can select and control options
related to [Sound Setting], [Speed
Dependent Vol.] and [Touch Screen
Beep].
Select
Sound Setting
Use the [Up/Down/Left/Right] but-
tons to adjust the Fader/Balance set-
tings.
Use the [Left/Right] buttons to adjust
the Bass/Middle/Treble settings.
Press the [Default] button to reset.
Features of your vehicle
SDVC (Speed Dependent Volume
Control)
The volume level is controlled auto-
matically according to the vehicle
speed. SDVC can be set by selecting
from On/Off.
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