Excalibur Pontoon Boat Marine Sound System The owners of this beautiful Excalibur pontoon boat liked their previous experience with the salesman so much they followed him across state lines to the Audio Express location in Hazelwood to get a new marine sound system installed. The request was to liven up the entertainment beyond the capabilities of the existing four-speaker system. The makeover started with a Kenwood KMRD772BT AM/FM/CD receiver built from the […]