The Warm Audio WA76 1176 Style FET Compressor is a professional-grade analogue signal processor designed for musicians and DJs. This compressor, modelled after the classic 1176, offers compression and limiting effects to enhance audio quality and control dynamics. With a sleek black design and a 2U rack unit height, this unit is rack mountable for easy integration into professional setups. It features various input/output ports including TRS 1/4" and XLR options, making it versatile for different audio equipment and configurations. Whether you're a musician or a DJ, the Warm Audio WA76 1176 Style FET Compressor is a must-have tool for achieving polished and professional-sounding audio. This is revision D....In great condition.....I have two of them....if you are interested in both? I still have some in my rack.......i would never be without some of these in my rack......amazing sounding units! grab a bargain!