Detail: 
• The mini organ circuit presents 13 keys basic melody. 
• Easy applicayion only by wiring from P, making it PROB and tickling from point A to M in order to have different keys. 
• A presents low frequesncy while M presents high frequesncy.
• Power supply : 9V.
• Recommended housing : FB04
• PCB dimensions : 3.7" X 1.0"