Maestro Arcas Compressor Sustainer PedalThe Maestro Arcas Compressor Sustainer pedal provides excellent versatility. It offers both transparent, light compression as well as heavy, tight compression. It delivers enough sustain and level compensation to become a go to workhorse for any situation. This all analog pedal boasts a two position Mode toggle switch for increased sonic versatility. The LO mode is less sensitive to pick attack, while the HI mode is more sensitive to pick attack. The