Keep on question for the true sound

Specifications

18” SUBWOOFER SYSTEM
Mounted Drivers woofer:18” Cone type x 1
Frequency response:30Hz-300Hz
Sound Pressure Level （SPL） 100dB/1W/1m
Peak Input Power 1800W
Nominal Input Power 900W
Nominal Impedance 8Ω
Dimensions 690mm(W)x 560mm(H)x 595mm(D)
Weight 40.8Kg/PCE