Roland’s famous CUBE amp lineup expands with the hot new CUBE 30X. A full-featured DSP guitar amplifier with a 30-watt output and 10" speaker. With great new features such as Power Squeezer® for maximum sustain without maximum volume, a fully equipped guitar tuner, a mini-jack aux in for playing along to MP3 and CD players, and of course that incredible CUBE sound, this amp is built to rock!