24hole polyphonic harmonica, available as a 7piece set or a 12piece set, with boxed packaging and matte black finish. Suitable for beginners and professional players who need a reliable, portable instrument for a variety of musical styles. Key features 24 holes with polyphonic special tuning for rich chord and melody options. Tonality options: 7tone set or 12tone set available in corresponding 7piece and 12piece sets. Doublerow ABS resin frame and resin sound holes for improved airtightness and smooth playability. Phosphor bronze reeds for clear, balanced tone and reliable response. Brass black plated matte cover for a comfortable feel and durable protection. Fourcorner arc design for steadier tone and fuller sound quality. Compact size: approximately 187 mm x 33 mm x 27 mm. Packaging: boxed for secure storage and transport. Color: matte black. Benefits Consistent tone and airflow: the doublerow resin frame and precise 24hole construction enhance airtightness and reduce air leakage, producing stable notes across registers. Durable, comfortable design: phosphor bronze reeds and a brass plated matte cover offer longevity and a tactile feel suitable for extended playing sessions. Versatile musical range: polyphonic tuning and available 7tone or 12tone sets enable use in multiple genres and arrangements, from solo melodies to band accompaniment. Portable and ready to perform: compact dimensions and boxed packaging make it easy to carry to rehearsals, gigs, and lessons. Typical use scenarios Live band performance: use the 24hole polyphonic harmonica to add harmonic depth and clear melodic lines during ensemble playing. Solo practice and recording: the steadier tone and clear reeds help capture precise phrasing for practice sessions or studio takes. Teaching and lessons: the durable construction and consistent tuning make this harmonica suitable for classroom or private instruction settings. Specifications summary Product category: harmonica Subdivision: polyphonic harmonica Number of holes: 24 holes Sound hole material: resin Frame material: ABS resin doublerow frame Reed material: phosphor bronze Cover: brass black plated matte cover Tonality: 7tone set or 12tone set Set options: 7piece set, 12piece set (each with 24hole polyphonic tuning) Color: matte black Size: about 187 mm x 33 mm x 27 mm Packaging: boxed This harmonica is designed to provide reliable tone, comfortable playability, and versatile tuning options for a wide range of musical applications.