JBL GTO8628 6-Inch x 8-Inch/5-Inch x 7-Inch 2-Way Loudspeaker 6" x 8" / 5" x 7" two-way loudspeaker Plus One woofer cone with rubber surround Adjustable one-inch mylar-titanium tweeter 180 Watts peak power handling; 2 ohm impedance 2-1/16-inch mounting depth