MXR M82 Bass Envelope Filter Selling to change equipment. Purchased about a year ago and used mainly on my board. There are signs of use and some scratches, but please check the photos. Operation confirmed. No crackling or noise. ▼Notes▼ Everything included is shown in the photos. Only those who understand used items, please purchase. Stored at home, no pets or smoking, but please refrain from purchasing if you are concerned about minor details. If you have any questions, feel free to comment.