MODEL NO SP-C6903 SPEAKER SIZE 6*9" / φ163*237mm WAY 3way CONE foam edge injection pp cone MAGNET 25oz VOICE 1.5" POWER 900w FREQUENCY 30-22000HZ SENSIBILITY 93dB/W IMPEDANCE 4ohm QTY/CTN 6prs/ctn CARTON SIZE 59.5*37.5*38.5