Maximize Your Power, Efficiency, and Versatility RCF’s ART 9 Series represents the brand’s most versatile and powerful range of professional live speakers, boasting wide-ranging versatility, top-of-the-line performance, and exceptional efficiency. Featuring a powerful pairing of a 12-inch woofer and a 1.75-inch compression driver, the ART-912A’s robust 2,100W bi-amplified design pushes out up to 130dB SPL, with a constant directivity True Resistive Waveguide to ensure balanced, even coverage across your entire audience. Moreover, RCF’s Bass Motion Control and FiRPHASE technology allow you to perfectly adjust your sound for maximum clarity and a deep, resounding bass response. Finally, each ART 9 Series speaker sports a heavy-duty polypropylene composite construction with M-brace internal reinforcement, resulting in a lightweight speaker ready to handle both road duty or permanent installation.Robust 2,100-watt Class D amplifier The RCF ART 9 Series features a robust 2,100-watt Class D amplifier, fine-tuned to deliver massive sound pressure levels with an