The S4012 high-efficiency band pass subwoofer is the ideal bass frequency extension to complement the RCFACUSTICA Compact series two-way loudspeakers for small size installations and distributed music systems. The low-frequency transducer is an RCF Precision high-power 12” woofer with a 3” inside/outside voice coil to minimize power compression and extend the life of the product. This new woofer design guarantees a fast and controlled reproduction of the bass frequency range. Using bandpass loading to the transducer, the subwoofer design ensures an efficient acoustic response down to 45 Hz. The cabinet features two Neutrik Speakon™ connectors in a recessed input plate. Features12" high-efficiency RCF Precision 3" voice-coil woofer with Inside/Outside Coil TechnologyHorn reflex loaded woofer124 dB maximum sound pressure levelResponse down to 45 HzRectangular box enclosure with protective metal grilleBaltic Birch cabinet with black, heavy duty, textured epoxy paint35 mm standard pole mount in top section of cabinetIntegrated hand carry pointsAcoustical SpecificationsFrequency Response -10 dB: 45 Hz ÷ 200 HzMax SPL @ 1m: 124 dBSystem Sensitivity: 92 dBNominal Impedance: 8 Power Handling: 400 WPeak Power Handling: 1600 WRecommended Amplifier: 800 W TransducersWoofer: 12" woofer, 3" coilNominal Impedance: 8 Input Power Rating: 400 W AESSensitivity: 97 dB Input SectionInput connector: Speakon NL4 CabinetCabinet Material: 15 mm birch plywood constructionHandles: 2 on sidePole Mount/Cap: YesGrille: Custom perforated steel grilleColour: Black, scratch resistant paint Physical SpecificationsHeight: 360 / 14.17 mm/inchWidth: 500 / 19.69 mm/inchDepth: 400 / 15.75 mm/inchNet Weight: 20 / 44 kg/lbs.