Phoenix Gold -Z5CS 5.25 inch 13cm 140W 2 Way Component Door Speakers 4inch Power Output 1x1500W RMS @

Power Output 1x1500W RMS @ 1 Ohm Load

but you can be guaranteed the performance is all 21st century

25" (130mm)

for running subwoofers

For a further improvement of the cooling and to increase the load capacity

Phoenix Gold -Z5CS 5.25 inch 13cm 140W 2 Way Component Door Speakers 4inch Power Output 1x1500W RMS @Features Shallow Mount Design: Compact basket design to achieve maximum installation flexibility Z Series Cone: High quality polypropylene cone material for great sounding audio Space Saving Internal Crossover: Separate audio frequencies for a more realistic sound experience Butyl Rubber Surround: Excellent durability for prolonged performance and improved lateral cone stability Positional Ferrofluid Tweeters: Creates the ideal sound stage and