Acoustic correction apparatus and method for vehicle audio...

Adaptive initial volume settings for a vehicle audio system

Adjustable speaker box for the sports bar of a vehicle

Apparatus and methods for synthesis of internal combustion...

Apparatus for converting a motor vehicle plug-in audio unit into

Apparatus for producing sound effect for mobile object

Arrangement for reproducing bass tones in a vehicle

Audible signaling device with determinate directional radiation

Audio apparatus for vehicle

Audio device heat transferring

Audio device integration system

Audio playback system

Audio playback system

Audio reception control arrangement and method for a vehicle

Audio routing for an automobile

Audio speaker mounts for off-road vehicles

Audio system

AUDIO SYSTEM AND ITS CONTENTS REPRODUCTION METHOD, AUDIO...

Audio system and method of use

Audio system for an automobile