Amazon.com: CT Sounds MESO-8-D2 1600 Watts Max 8 Inch Car Subwoofer Dual 2 Ohm : Everything Else
Mini Hobby Speaker - 2 inch 4 Ohms
Digital Multimeter DC AC Voltmeter Ohm Volt Amp Multi Tester for Voltage, Current, Resistance, Continuity, Diode with Test Probes, LCD Display with Backlight, Case, Stand, Wire Stripper from Plusivo: Amazon.com: Tools &
Amazon.com: OHM
Amazon.com: Alphasonik NSW408 Neuron 400 Series 8 Inch 750 Watts Max / 250 Watts RMS Dual 4 Ohm Car Subwoofer w/ High-Grade Magnet Non Pressed Paper. : Electronics