1.dual 10" line array subwoofer, subwoofer, woofer speaker 2.for church,concert,conference,disco 3. 2x10",400w 4. OEM/ODM ... Model: LA-210S line array subwoofer, subwoofer, woofer speaker Frequency response (-3dB ... plywood FinishTextured black paintGrilleBlack perforated steelNG(Kg)32Suspension systemProprietary rigging system