Dual 18 inch Professional Passive subwoofer speaker

Usually it play with our L-12.L-10 and L-8

Model: S-18

Case:18mm plywood case

System: SUB BASS
Frequency Response: 30Hz-400KHz
LF: 18" *2
Nominal impedance: 4Ω
System Sensitivity: 102dB
Power rating: 1200W
Maximum: 139 dB
Product dimensions:  1070W×780D×565H

S-218 picture as follows:

Professional speaker and line array speaker,subwoofer speaker package details:

Mini Line array ATA case/Flight case package:

Professional speaker and line array speaker,subwoofer flight case package details:

Power amplifier inside package details:

Power amplifier outlook package in store details:(a plastic bag encase the amplifier to waterproof)