The Line 6 FM4 is a rugged stereo modeling filter unit, featuring 20 classic effects models ranging from auto-wah envelope filtering to VCO-based ring modulation, all served up in discrete stereo with 24-bit resolution. The unit is equipped with large, accessible parameter control knobs and silent, programmable channel switches laid out in the familiar stompbox style.
Vintage filter and monosynth stompbox format modeler with 4 programmable use channel presets and 20 factory presets
Rugged steel switches with silent switching
24-bit resolution
True Bypass switching with direct guitar tone to amp
Expression Pedal Input for real time control of all effect settings, real time effect morphing
Discrete stereo Left, Right operation
Supplied "C-cell" battery or optional power adapter operation