HI FOLKS...HERE FOR SALE IS A TESTED, GREAT WORKING DECATUR GENESIS II SELECT K-BAND POLICE RADAR ANTENNA.  A WINDSHIELD MOUNT IS ALSO INCLUDED...HOWEVER, YOU WILL NEED TO PURCHASE THE ADHESIVE GLUE KIT TO CEMENT IT TO THE WINDSHIELD.  THIS ANTENNA IS DESIGNED TO WORK TOGETHER WITH DECATUR II SELECT CPU SYSTEM'S ONLY!   BUY IT NOW!