The Sigma BMC-15E+ Acoustic 4-String Bass is a stage-ready acoustic bass that convinces with a first-class sound and an attr...
With the DM12E+ Sigma presents an inexpensive 12-string acoustic guitar, which offers an amazingly powerful and balanced sou...
The Sigma Guitars GME+ (Natural) is an electro-acoustic Orchestra model guitar with a Mahogany body and Sigma electronics.
