Athena 15409 Sat-1S Micra Satellite Speaker, Single Individually packaged satellite speaker ideal as a front or rear surround speaker 3.5-inch injection-molded polypropylene cone woofer offers tight and accurate bass response 0.5-inch textile tweeter produces clear and precise high frequencies; 100 Hz to 20 kHz frequency response Magnetically shielded against video interference; includes adjustable wall or ceiling mounting bracket Silver finish; measures 4.5 by 7 by 4.5 inches (W x H x D); 5-year warranty