f2000mF2000M Datasheet. Part #: SF2000MBB. Datasheet: 290Kb1P. Manufacturer: ML Accessories Limited. All rhts reserved.. Description: 10AX 1G 22000W MOSFET Monoblock Amplifier with Remote Subwoofer Level Control. Currently unavailable. We don't know when or if this item will be back in stock.