4) New Power Acoustik KP-65 6.5" 400W 2-Way Full Range Car Audio Speakers Stereo 4) New Power Acoustik KP-65 6.5" 400W 2-Way Full Range Car Audio Speakers Stereo MAX Power Handling: 200 Watts per pair (400W per 4-pack - 100 Watts per speaker) RMS Power Handling: 100 Watts per pair (400W per 4-pack - 50 Watts per speaker) Polypropylene Injection Cone Butyl Rubber Surround