The D-320 features solid Mahogany top construction with Mahogany back and sides for a full, warm tone with great mid-range.

The D-340 features solid Spruce top construction with Mahogany back and sides for a bright and balanced voice with long sustain.

The OM-320 features solid Mahogany top construction with Mahogany back and sides for a full, warm tone with great mid-range.

The OM-340 features solid Spruce top construction with Mahogany back and sides for a bright and balanced voice with long sustain.