The Valvetronix circuit, equipped with a 12AX7 vacuum tube, recreates the "warmth" and "three-dimensionality" characteristic of tubes, even in a modeling amp. It's suitable for a wide range of uses, from home practice to band ensembles. It features 33 amp models and a wealth of effects, allowing for expressive sound creation across various genres. Its versatility in sound design makes it recommended for beginners, intermediate players, and home recording users. ・All knobs and switches function properly. ・No issues with inputs/outputs. ・No crackling. ・Vacuum tube operates normally. ■The exterior has some minor scratches and dirt, and some screws have rust, but it's in relatively good condition for a used item. ※Amp only; power cable is not included.