4) New Hifonics ATL4CX Atlas 4" 240 Watt 2-Way Car Audio Coaxial Speakers Stereo 4) New Hifonics ATL4CX Atlas 4" 240 Watt 2 Way Car Audio Coaxial Speakers Stereo Power Handling RMS: 30 (60W per 4 pack) Power Handling MAX: 120 (240W per 4 pack) Impedance: 4 Ohm Injection molded polypropylene carbon fiber patterned cone