More on Amazon.com : http://www.amazon.com/gp/product/B003N18QJA?tag=purrfectcatdi-20 <br /> <br />Mission MV-6 Floorstanding Speakers (Each Blackwood Vinyl) <br /> <br />Enclosure Type 2-Way reflex loaded <br />Frequency Response -6dB 45Hz - 20kHz <br />Sensitivity SPLM 283V 88dB <br />Impedance 8 ohms min 5 ohms <br />BassMid Unit 150mm <br />BassMid Unit 59in