A car speakerphone with automatic adjustment of microphone directivity
ACOUSTICAL AND RAIN CLEARING WINDOW ASSEMBLY FOR A VEHICLE
ACOUSTIC COMMUNICATION TRANSMITTING/RECEIVING DEVICE AND ACOUSTIC COMMUNICATION SYSTEM
ACOUSTIC CONTROL DEVICE, METHOD, PROGRAM, AND APPARATUS HAVING DEVICE
ACOUSTIC CONTROL DEVICE, ON-VEHICLE ACOUSTIC CONTROL DEVICE, AND ACOUSTIC CONTROL PROGRAM
ACOUSTIC CONTROL SYSTEM, ACOUSTIC CONTROL DEVICE AND ACOUSTIC CONTROL METHOD
ACOUSTIC DETECTION SYSTEM FOR A VEHICLE AND METHOD FOR ITS OPERATION
ACOUSTIC DETECTION SYSTEM FOR A VEHICLE AND METHOD FOR ITS OPERATION