This is a multi-effects unit. It contains about a hundred factory presets designed for guitar, along with 50 more user-defineable presets. Enjoy amp and cabinet modeling, multi-effects, delay, reverb, tremolo, and many other features.

Takes a 1/4 (instrument or line level) in for input along with a 1/8 stereo "aux in". Outputs 1/4 stereo. Powered by 4 AAA batteries or a 4.5 volt power supply (not included).

This is a great portable guitar unit.  Has built in rhythms and bass lines to jam along with the blues.