The LMD-15 is a small powerhouse of fun! Its comes with built in effects such as reverb, tremolo, chorus, phaser, flanger, and delay. All of these can be used along with the built in adjustable drums. Add those features to the list of sounds such as distortion, overdrive, crunch, metal, lead, rhythm, and clean it makes for quite the compact amp for many players. It has an aux jack and headphone output as well. This amp is an all in one for fun!