Hello, I am Ulrich from Cologne, Musician since more than 40 years. A part of my work now is to make music to Improvisation Theatre. That is the reason I got a SP 4-7. Not to complicate, easy to use. That was what I was searching for. And I am really satiesfied! I am looking foreward what I will find in this forum! Greetings to all of you, wherever you are! Ulrich