Check the listing for details. DBX 286S Mic Pre-Amp Processor 286 S Microphone/Instrument Preamp - Excellent!. Color: Black, Condition: Used, Made in China. Listed at 119.00 USD. Used item in excellent working condition w. power cable The DBX 286S Mic Pre-Amp Processor is a versatile microphone preamp designed for professional audio applications. With its 6.35mm TRS/TS input and output ports, it offers easy connectivity for a variety of microphones and instruments. This analog/digital processor includes features such as compression, limiting, de-essing, noise gating, and expansion, allowing for precise control over sound quality. Its compact 1U rack unit height makes it a convenient addition to any studio setup, and the manufacturer warranty ensures reliability. Perfect for musicians, producers, and sound engineers looking to enhance their audio recordings.