The JHS Pedals 3 Series Screamer effects pedal delivers the best of the classic JHS Tube Screamer “Strong Mod” in an accessible package. Enjoy more clean headroom, better usability as a boost, more versatile drive and tone controls, as well as a more pleasing frequency response. The 3 Series Screamer has three simple controls and one toggle that offer a wide range of sounds, perfect for beginners and professionals alike. It runs on 9V DC negative center power and consumes 12mA. Each 3 Series pedal is made in Kansas City, MO, using high-quality parts, quality control and careful attention to every detail.