The Sigma OMM-ST+ is primarily aimed at beginners and advanced users. The Orchestra model with neck transition at the 14th f...
The Sigma Guitars BME+ is a stage-ready acoustic bass with an adult sound and an attractive price. The electric bass has a l...
The Sigma DM-1ST+ is aimed at beginners and advanced users who do not want to do without a full sound with a lot of radiance...