In-Ceiling Speaker, -, Overall Height (In.) 7 1/2 in, Overall Width (In.) 9 in, Overall Length (In.) 9 in, Tweeter Dia. (In.) 1/2 in, Tweeter Composition Titanium, Woofer Dia. (In.) 6 1/2 in, Woofer Composition Mineral Polymer, 30 W Watt (RMS), Max. Wattage 60 W, Impedance (Ohms) 8 ohm, Transformer Settings -, Frequency Response 63Hz to 21,000Hz, Weight (Lbs.) 3.5 lb, Package Quantity 2