The Sigma Guitars GME+ (Natural) is an electro-acoustic Orchestra model guitar with a Mahogany body and Sigma electronics.
With the DM-15+, Sigma offers a dreadnought that produces a powerful and warm sound with striking mids thanks to a solid mah...
The Sigma TM-15+ impresses with its compact and handy small body and is therefore ideal as a travel guitar. A solid mahogany...
