Auto WahFast tracking and high accuracyUnique decay control of the filter frequency control speedAnalogue circuit with real bypassInput impedance: 500 kOhmOutput impedance 1 kOhmMaximum input: -20 dBVControls: Sensitivity Bias Resonance and DecaySwitch: GTR / BassLED: Effect OnFootswitch: Effect BypassInput and output: 6.3 mm jackMains adapter connection: Hollow female plug 5.5 x 2.1 mm negative pole outsidePower consumption: 15 mAPower supply with a 9 V battery or a 9 V DC mains adapter (not included