Designed to provide the ease of portability, the Roland Micro Cube 5-inch guitar amp and guitar combo includes a very small size. The speaker on the Roland guitar amp and guitar combo is just 5 inches. The guitar amp combo offers options for power, including AC power or battery, depending on the need and the situation. The Roland guitar amp and guitar combo includes a 7 COSM model along with a mic pre-amp model. The Roland Micro Cube 5-inch guitar amp and guitar combo includes six different DSP effects. These DSP effects include separate, tremolo, phaser, chorus, and flanger. The Roland guitar amp and guitar combo includes output for headphones, auxiliary, and CD players. The Roland guitar amp and guitar combo also includes a built-in digital tuning fork. Dimensions of the guitar amp combo are 12 inches tall by 13 inches long by 9 inches wide. The device weighs 9 lbs.