The Big Joe R-402 Classic delivers 9V Texas Flood style grit with thick, chunky harmonic saturation. Two position toggle lets you engage speaker simulation circuitry that models speaker box loaded with large drivers giving you a more smoothed out frequency response. This box has more gain that the Vintage tube boxes and plenty of mid-range bite that really cuts through the mix. It is your classic overdriven tube amp sound.2-position cabinet simulation toggleTrue bypassPower supply with 9V batter