This is more than just your average mic preamp - the advanced DBX 286A mic preamp includes all the features you may need, including an adjustable input gain, switchable phantom power, and 80Hz high-pass filter. Take advantage of the 286A's OverEasy Compressor equipped with cutting-edge design and patented technology to seamlessly balance acoustic tracks or achieve a stunning rock 'n roll sound! CONDITION SPENCERTIFIED- Fully certified by Spencer Refurbished and SPENCERTIFIED Every function has been confirmed 100% working. We have cleaned it inside and out and replaced any worn parts. A recap was performed if necessary. All pots, knobs, connectors and boards have been cleaned with CRC cleaner. Cosmetic Condition: Very Good. Functional Condition: Works Like New . WHAT'S IN THE BOX? DBX 286A Microphone Preamp Processor Compressor Power Cord Other information about the DBX 286A New dbx standard internal power supply Frequency control for De-Esser Expanded meter to show heavy De-Essing Above/Below threshold indicator for gate +48VDC Phantom Power Precision detented controls Mic Preamp Connector: XLR Floating balanced, Pin 2 Hot Mic Preamp Input Impedance: 1.75kΩ Mic Preamp gain: +10dB to +60dB Mic Preamp Phantom Power: +48 V CMRR: >40dB, typically 55dB Mic Preamp max input level: 0.2Vrms DIMENSIONS 19" x 5.75" x 1.75" (Length x Width x Height) Weight: 4.7 lbs INPUTS Power In x1 (back) Insert x1 (back) Line Input x1 (back) Mic Input x1 (back) OUTPUTS Output x1 (back) MANUFACTURER Made in China