4) New Power Acoustik KP-69 6x9" 720 Watt 3-Way Car Coaxial Speakers Stereo KP69 4) New Power Acoustik KP-69 6x9" 720 Watt 3-Way Car Coaxial Speakers Stereo KP69 360 Watt MAX (720W per 4-pack) 180 Watt RMS (360W per 4-pack) Polypropylene Injection Cone Butyl Rubber Surround