Ampero Press is a compact, passive volume/expression 2 in 1 pedal designed not only for controlling Ampero series multi-effects, but also for controlling other musical devices (with external EXP pedal jacks) or using as a passive volume pedal. Ampero Press boasts the DNA of the Hotone Ampero line: classic black and gold attire with a high-end textured finish. It has solid aluminum alloy casing, smooth and comfortable user experience.