[8ohm-1piece]
Subwoofer 4 Inch 40W Hifi Subwoofer Speaker 8Ohm 4Ohm Woofer Audio Sound Speaker Bass Loudspeaker DIY 1PC
Rated Power:40W
Maxi Power:80W
Impedance:4Ohm 8Ohm
Resonant Frequency:69Hz
Frequency Range:69Hz-20KHz
Sensitivity:88db±3db
Voice Coil:25
Qts:0.49
Equivalent Volume:8L
Fiber Glass Cone