Patch Kommander is a light-weight, programmable loop switcher that keeps your pedals and effects in order. Four true-bypass loops guarantee a pristine signal, a built-in input buffer saves your highs and harmonics, and an ultra-intuitive control panel sets you free from complex, annoying patch programming. Features include: · Compact size, rock solid aluminum casing · 4 independent relay-based True Bypass audio loops · Switchable high quality input buffer for preventing high frequency loss · Mute/Tuner function with independent tuner output · SW A/B function for amp channel switching · 2 switching modes (Direct mode for instant access; Preset mode with 12 programmable presets for different combinations) · Low switching noise · 9VDC power supply