Hertz Audio DSK 165.3 6-1/2" 2-Way Dieci Series Component Speaker System (DSK165.3) 6-1/2-Inch 2-Way Dieci Series Component Speaker System Power Handling: Peak- 160W each side / 320W per set / RMS: 80W each side / 160W per set Impedance: 4 ohms Frequency Response: 50Hz - 23kHz Priced Per Complete Component System: 2 midwoofers, 2 tweeters, and 2 crossover networks