Check the listing for details. Maestro Arcas Compressor Sustainer. Condition: New. Listed at 209.65 USD. The Maestro Arcas Compressor Sustainer pedal offers excellent versatility. It offers both transparent, light compression and strong, tight compression. It offers enough sustain and level balance to be a reliable workhorse in any situation. This all-analog pedal features a two-position mode toggle switch for greater tonal versatility. LO mode is less sensitive to pick attack while HI mode is more sensitive to pick attack. The intuitive 3-knob control layout allows the user to quickly set the desired sustain (the amount of gain during compression), control the attack (how quickly compression occurs), and use the level control to adjust the amount of gain compensation and the pedal's overall output volume. The true bypass footswitch activates the LED lights in the... All of our items have a 3.