The Electro-Harmonix Deluxe Bass Big Muff is a feature-rich bass fuzz and distortion pedal. It expands on the classic Big Muff design with a Blend knob for low-end clarity, a footswitchable crossover filter section, a built-in noise gate, and an XLR DI output for direct recording or live mixing.Key Features and ControlsCore Knobs: Standard Volume, Tone, and Sustain (gain) controls shape the main fuzz profile.Blend Control: Mixes your clean dry signal back with the fuzz to preserve low-end punch and note definition.Footswitchable Crossover: Splits your signal, routing the fuzz through a variable high-pass filter (HPF) and the clean signal through a low-pass filter (LPF) for precise frequency sculpting.Noise Gate: A dedicated Gate knob quiets unwanted hiss and hum when you are not playing.Input Pad Switch: A 0dB/-10dB switch optimizes the input stage for either active or passive bass pickups.Flexible I/O: Includes a standard 1/4" effect output, a 1/4" buffered dry direct output, and a balanced XLR DI output.