...se it with GM (General Midi), for example with your soundcard, with external synths, samplers or drumboxes, and, when you install a "Midi loop back" (ex: Midi Yoke), with software-synths like Reaktor, Absynth, VST-Plugins (with [free] VST Hosts like saviHost), etc... Synchronization (via MIDI clock) with programs like "Ableton Live" is also possible. If you don't wa...