TC Electronic Spark Mini Booster Guitar Pedal Ultra-compact booster pedal with PrimeTime switching and all-analog design kicks your playing into high gear Impressive 20 dB of completely clean boost makes your core tone shine through Revolutionary PrimeTime footswitch seamlessly toggles between classic on/off or a momentary boost based on how long you hold it down High-quality discrete analog circuit purely amplifies your signal without any degrading or alteration Level control knob gives you versatility to go for a pristine boost or drive your amps to peak performance A whopping 20 dB of boost Revolutionary PrimeTime switching Discrete Analog Circuit