Experience the reliability and precision of the MXR Discoder, model number 156. This unit has been thoroughly tested and is confirmed to be in perfect working order, ensuring that it will seamlessly integrate into your setup. The discoder's robust construction pairs with the renowned MXR brand quality, making it a valuable addition to any musician's collection.Designed for compatibility and ease of use, the MXR Discoder 156 excels in its ability to decode optical signals, offering you a hassle-free performance. Its compact form factor allows for easy integration into your gear setup, without taking up excessive space. Enjoy the peace of mind that comes with a piece of equipment that is both dependable and precision-crafted.