CLASSIC TONE, MODERN FEATURES, COMPACT DESIGN. https://www.roland.com/global/products/jc-40/ In addition to a normal mono input, the JC-40 is equipped with a true stereo input, a unique feature that’s a first for the long-running JC series. This is ideal for use with stereo effects, letting you get big, wide sound without lugging around two separate amps. https://www.roland.com/global/promos/jc_40_years/ | BOSS