Roland MC-505 MC505 Groovebox Sequencer/Sampler/MIDI Controller/Drum Machine Equipped with a high-performance sound that brings together the synthesizer technology of Roland unique. Simultaneous pronunciation number 64 sound. Such as the envelope of sharpness sharp filters and ADSR system, also parameters that manipulate freely the sound equipment. A built-in 512 tone. Yesteryear analog synthesizers, such as the sound of the rhythm machine, the dance scene has been carefully selected sound indispensable. You can also store the original sound that was created by editing.