Z.vex Effects announces production prototypes for three new effects at Winter NAMM 2012, including the Double Rock.
![[NAMM] Z.vex Double Rock](https://img.audiofanzine.com/img/product/normal/1/4/141913.jpg?fm=pjpg&w=334&h=243&fit=contain&s=a609a6c230b7ff31b4b9df3e3bfe5920)