The PreSonus ACP88 8 Channel Compressor Limiter Gate Processor is a dynamic range processor designed for professional audio applications. With 8 channels, this rack-mountable unit offers a variety of features such as active and passive compression, sidechain insert, de-essing, and noise gating/expansion. The ACP88 is a reliable choice for musicians and audio engineers looking to enhance and control the dynamic range of their recordings or live performances.