Electric mandolin and "EM-8", with carved top bodies and four and eight strings respectively. Blue Star produces four and five string models under the name "Mandoblaster". Jbovier produces four and five string "EMC" electric mandolins, which resemble the Fender electric mandolins, and a four string "ELS" electric mandolin. EMC stands for Electric Mandocaster and ELS stands for Electric Leo Smith. The Eastwood Guitars manufactures solid body eight string electric mandolin under the name "Mandocaster". It has Telecaster resembling body, two single coil pickups and a pickup switch known from Stratocaster guitars. They also make "Mandocaster 12" which is actually an octave guitar.
Mandolin Flat-backed instruments are commonly used in Irish, British and Brazilian folk music. Some modern Brazilian instruments feature an extra fifth course tuned a fifth lower than the standard fourth course. 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. There has also been a twelve-string (three strings per course) type and an instrument with sixteen-strings (four strings per