There is more than two styles of the mandolin.
Mandolin . Other mandolin varieties differ primarily in the number of strings and include four-string models ( tuned in fifths ) such as the Brescian and Cremonese , six-string types ( tuned in fourths ) such as the Milanese , Lombard and the Sicilian and 6 course instruments of 12 strings ( two strings per course ) such as the Genoese .