12" DUAL VOICE COIL SUBWOOFERPAPER CONE RUBBER EDGEVOICE COIL(ASV): 2.5"MAGNET: 60OZ x 2RMS POWER: 600W MAX POWER: 1200WFREQ.RESP.: 28HZ-800HZSPL: 88dB/W/MIMPEDANCE: 2 OHM+2 OHM