BOSS’s FV-500H (mono, high-impedance, inst. level) Boss has been producing industry-standard quality volume pedals for over a decade, and they continue the tradition with the Boss FV-500H Volume Pedal. The FV-500H is a tough mono, high-impedance pedal sporting an expression pedal function and a tuner-output jack. Its smooth action and extreme durability, as well as extra accoutrements, make it an ideal volume pedal. • MSKU FV-500H • UPC 761294400029