http://tinyurl.com/cz54osr<br /><br />Audio mixing software - Audio mixing basics<br />The four octave integrated keyboard included with Dr. Drum allows you to create your own melody using a wide variety of sounds. You can write melodies with piano, guitar, synth or strings, and there are many other options if you want to get really creative.<br /><br />http://tinyurl.com/cz54osr
