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Amazon.com: JBL Club 644F - 4"x 6" (100mm x 152mm) Two-Way Car Speaker, 40W RMS, 120W Peak, Sensitivity (@ 2.83V): 92dB, Frequency Response: 75Hz – 20kHz, Nominal Impedance: 3.0 ohms : Electronics
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Amazon.com: JBL Club 6422F - 4 X 6", Two-way Component Speaker System (No Grill), Black : Electronics
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