Metal Muff with Top Boost
| Manufacturer | Electro-Harmonix |
| Function | Effect |
| Country | USA |
| Form Factor | Footswitch |
| Power | 9v |
| Links | https://www.ehx.com/products/metal-muff |
Added by goosenberg
| Manufacturer | Electro-Harmonix |
| Function | Effect |
| Country | USA |
| Form Factor | Footswitch |
| Power | 9v |
| Links | https://www.ehx.com/products/metal-muff |