Familiarity with installation and operation procedures will help you obtain the best performance from your new Bluetooth unit. For your records Record the serial number, found on the back of the unit, in the spaces designated on the warranty card, and in the space provided below. Refer to the model and serial numbers whenever you call upon your Kenwood dealer for information or service on the product. Model KCA-BT300 Serial number US Residence Only Register Online Register your Kenwood product a