4) New Kenwood KFC-C1355S 5.25" 500 Watt 2-Way Car Audio Coaxial Speakers Stereo 4) New Kenwood KFC-C1355S 5.25" 500 Watt 2-Way Car Audio Coaxial Speakers Stereo (4-pack) MAX Power: 250W (500W per 4-pack) RMS Power: 30W (60W per 4-pack) Impedance 4 ohms Woofer: 5-1/4inch PP Cone