You're getting a hand-made, fully-tested pedal using the original-spec FET-based op-amps, meaning low noise operation and smooth top-end response.Features:The 9-v circuit gives plenty of cleaning headroom, whilst the treble control gives plenty of tone-shaping flexibility. Nice for pushing a gritty valve amp into 'screaming' territory, these pedals also provides enough grit to stand alone as a medium-gain 'crunch' box.3 functional knobs (TREBLE/OUTPUT/GAIN) for adjusting the performances of the overdrive effect.Compact size for easy and convenient carrying and storage.Fine quality material for long service life.Used for the tuning of guitar, bass, etc.Specifications:Color: goldMaterial: metalPackage size: 140 * 120 * 70mm / 5.5 * 4.7 * 2.8inPackage weight: 350g / 12.3ouncePacking List:1 * Effect Pedal