Ok, you've got your computer and the talent to produce music, but you need the tools, right? What you need is this 25-key USB MIDI Keyboard Controller from Monoprice!
This four-octave controller features 49 keys to trigger your MIDI hardware and software. Additional controls include:
4 Rotary encoder knobs with a doubler button (for an effective 8 knobs of functionality)
1 Pitch bend wheel
1 Modulation wheel
It also sports a MIDI Out DIN port for standalone use as well as a pedal input option. It is a driverless, Plug and Play device, compatible with the Windows and Mac operating systems. It can be self-powered via the USB bus or powered by the included external AC adapter.
The controller includes a CD-ROM with a full suite of audio software, so you can get in and start making music right away!