Skoda Octavia Owner's Manual page 113

A data carrier or system can be connected to the USB/AUX input either directly or
via a connection cable from the ŠKODA range of original accessories.
The USB input can be used to charge the batteries of most devices which allow
charging via USB.
The MEDIA IN input can be used to connect a system via a connecting cable from
the ŠKODA range original accessories.
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111
Communication and multimedia