The TU28S is a Tulsa series acoustic guitar model introduced by Ibanez for 1995. It was made in South Korea.
The TU28S features a grand concert body shape with solid spruce top on ovankol back and sides with multi-purfling binding and natural gloss finish. The round soundhole has a multi-purtfling ring rosette and a black pickguard. The mahogany neck has a 20-fret rosewood fingerboard with snow-flake position markers. Components include a plastic saddle in an rosewood bridge with white bridge pins, a plastic nut, and gold die-cast machine heads.
The TU5 and TU10 are related models missing the solid top with a nato wood body, pearl dot fingerboard inlays and chrome hardware. TU35RS is a related model with parlor body and gold Classic tuners.