The CDM is a versatile hybrid product that seamlessly combines high-frequency diffusion with low-frequency absorption. Featuring a large cavity behind the Diffuser Plank, it extends its overall bandwidth, making it a comprehensive solution for various room acoustic issues. With the ability to significantly reduce reverberation time in a space and minimize early reflections between the ceiling and floor, the CDM also excels in low-frequency absorption. Its dimensions of 23-5/8" in width, 23-5/8" in length, and 10" in depth ensure suitability for a range of applications. All components are Class A Fire Rated, ensuring safety and compliance.