Mi scuso - capisco solo un po d'italiano...
Some information here: http://arduino-info.wikispaces.com/Brick-SoundSensor
http://arduino-direct.com/sunshop/index.php?l=product_detail&p=38
Scuso..mentioned my own shop!!
Grazie dell'attenzione,
Regards, Terry King
...On the Mediterranean in Italy
terry@yourduino.com