V-mas VJS728 dual 18" 1600W RMS passive subwoofer

VJS 728 dual 18" LF front loaded design. It is built to deliver smooth, clean low-end sound. Large open ports minimize turbulence and heavyly braced enclosure assures tight and solid bass. Constructed of 18mm plywood and comes with heavy duty steel grill lined with acoustically transparent foam for protection and appearance.

Product VJS 728 specification 

System
Frequency response	25Hz-150Hz(-10dB)
Sensitivity	103dB SPL(1w@1m)
Nominal Impedance	4 ohms
Power Rating	1600watts(rms)3200watts(program) 6400watts(peak)
Maximum SPL	135 dB
Nominal Dispersion
Crossover Frequency	60-120Hz
Drivers
Low Frequency	2*18"(in)460mm dia,125mm(4.5in) voice coil
Enclosure
Physical	18mm plywood with structured
Grille	Power coated perforated steel, foam front
Finish	Wear-resistant textured black paint
Input Connectors	Speakon N14*2
Dimensions H*W*D	602x1067x838 mm
Net Weight	76KG
Overall dimensions