As you can tell from the photos I look after my gear and this really is in great condition. It’s an excellent bit of kit, if you’re running active tops and subs this will make a great addition to your system. It’s intuitive controls allow for affective and quick adjustments to get you up and running quickly in any venue. It comes with everything it had from new. Reference microphone, clip & pouch. IEC UK mains lead. I’ve put some extra bubble wrap in for good measure. Here’s some manufacturers info.. The dbx Drive Rack PX. Powered speakers are a beautiful thing. Everything you need bundled into one simple, tidy, portable package. Just grab’em and go, right? Well, you may think your powered speaker system is complete, but you’re missing half the picture. DriveRack PX is the other half. In another dbx industry first, they’ve created a processor specifically tailored for powered speakers. Utilizing their highly-acclaimed DriveRack technology, the PX picks up where your powered speakers leave off. The DriveRack PX Powered Speaker Optimizer has everything you need to get the most out of your stereo powered speaker system. It even includes stereo or mono subwoofer support. With the included dbx M2 measurement mic, Auto-EQ corrects for audible deficiencies in the room environment. Dbx patented Advanced Feedback Suppression (AFS) kills nasty feedback, allowing problem-free operation at higher sound levels, while the dbx patented Subharmonic Synthesizer extends bass response for enhanced bottom end. With all that, you also get classic dbx compression and the protection offered by PeakPlus limiting. Your ears, your audience, and your powered speakers will forever thank you. In spite of all that sophistication, rest assured we won’t overcomplicate the simplicity of your rig. Dbx exclusive Setup, Auto-EQ, and AFS Wizards, and out-of-the-box support for a host of JBL and other popular powered speakers, make setup a snap. Louder, cleaner, better sound than you thought possible from your powered speakers. Dbx Drive Rack features. Stereo Feedback Elimination with 12 feedback notch filters. Dual 28-band Graphic EQ. Dbx 120A Subharmonic Synthesizer. Stereo Multi-band Parametric EQ. Auto-EQ with 28-Band RTA. JBL and other popular powered speakers included in Setup Wizard. Dbx M2 Measurement Mic and zippered pouch included. Front panel RTA-Mic XLR input with phantom power. 25 User Programs / 25 Factory Programs. 2 Channel XLR Input. 2 Channel XLR Output. 2 Channel XLR Sub Output. 24-Bit ADC/24-Bit DAC, >110 dB Dynamic Range. Dbx Type IV Conversion System. Full Graphic LCD Display. (Item is advertised elsewhere so I reserve the right to drop the listing at any time).