Epiphone offers several SG models, including the Standard, Special, and G-400. SG: The SG (which stands for 'Solid Guitar') is a fast-playing, ultra-modern electric guitar that is favored by many rock and blues players.Epiphone offers a variety of Les Paul models to choose from, including the Standard, Studio, and Traditional. Les Paul: The Les Paul is a classic solid-body electric guitar that is known for its thick, warm sound and smooth, comfortable playability.