The mfx-10 multi-effects processor has a total of 55 models, up to nine can be used simultaneously. it has 19 classic amp and pedal models with a/b channel switching and vintage 3-band passive eq for every amp model. the 12 cabinet models provide two different modes for guitar amplifier or mixer/pa input. it has a built-in drum machine with cd quality pcm sounds with a big backlit 160x 128 tft lcd for clear, easy viewing of device’s name, parameters, tuner display and etc.