Check the listing for details. PRV Audio 8MR600X 8" Pro Audio Midrange Speaker 8 Ohm. Condition: New. Listed at 86.86 USD. Overview Extreme mid range performance is what PRV Audio's 8MR600X is all about. designed to be a class leading mid range in the pro audio realm this driver has a sensitivity of 98 dB and only weighs 7 pounds. The 2" voice coil ensures high heat dissipation and the necessary motor strength to deliver high sensitivity even on high power with the minimum distortion. A Qts of 0.37 and an unique double roll dimple suspension design allows for a flat response from 200Hz to 2500Hz even at high excursion controlling well its natural paper cone at its 5.25 mm Xmax. Capable of high output and low distortion this midrange is perfect for filling in the important midrange response in any high output sound system. HighlightsImpressive 98 dB sensitivity2" voice coil for high power handlingHigh output low distortion design