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The result is a bold, resonant voice that fills a room — perfect for folk ensembles, traditional music, and players who want maximum sonic presence from a single instrument.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-hole octave design\u003c\/strong\u003e — dual reeds per note tuned an octave apart for a thick, powerful sound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide tonal range\u003c\/strong\u003e — covers a broad range of notes from low to high, arranged chromatically\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality construction\u003c\/strong\u003e — durable materials built for regular playing and travel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfortable mouthpiece\u003c\/strong\u003e — smooth edges for extended playing sessions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Sound of Tradition\u003c\/h3\u003e\u003cp\u003eOctave harmonicas have a distinctive voice that cuts through in ensemble settings and sounds stunning when played solo. The 2430 brings that classic sound with KONGSHENG's commitment to quality and consistency.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAvailable in multiple keys.\u003c\/strong\u003e Select your key above.\u003c\/p\u003e","brand":"KONGSHENG-HARMONICA","offers":[{"title":"C","offer_id":48968868135191,"sku":"2430-C","price":48.98,"currency_code":"USD","in_stock":true},{"title":"C#","offer_id":48968868167959,"sku":"2430-C#","price":48.98,"currency_code":"USD","in_stock":true},{"title":"D","offer_id":48968868200727,"sku":"2430-D","price":53.98,"currency_code":"USD","in_stock":true},{"title":"D#","offer_id":48968868233495,"sku":"2430-D#","price":53.98,"currency_code":"USD","in_stock":true},{"title":"E","offer_id":48968868266263,"sku":"2430-E","price":53.98,"currency_code":"USD","in_stock":true},{"title":"F","offer_id":48968868299031,"sku":"2430-F","price":53.98,"currency_code":"USD","in_stock":true},{"title":"F#","offer_id":48968868331799,"sku":"2430-F#","price":53.98,"currency_code":"USD","in_stock":true},{"title":"G","offer_id":48968868364567,"sku":"2430-G","price":53.98,"currency_code":"USD","in_stock":true},{"title":"G#","offer_id":48968868397335,"sku":"2430-G#","price":53.98,"currency_code":"USD","in_stock":true},{"title":"A","offer_id":48968868430103,"sku":"2430-A","price":53.98,"currency_code":"USD","in_stock":true},{"title":"A#","offer_id":48968868462871,"sku":"2430-A#","price":53.98,"currency_code":"USD","in_stock":true},{"title":"B","offer_id":48968868495639,"sku":"2430-B","price":53.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/2547\/1767\/files\/2430-1.jpg?v=1783130795"},{"product_id":"kongsheng-2440-octave-24-hole-harmonica","title":"KONGSHENG 2440 Octave 24-Hole Harmonica","description":"\u003cp\u003eKONGSHENG Oatave Harmonica arranges from low to high: D,...,C#\u003c\/p\u003e","brand":"KONGSHENG-HARMONICA","offers":[{"title":"C","offer_id":50325389246743,"sku":"2440 C","price":49.99,"currency_code":"USD","in_stock":true},{"title":"C#","offer_id":50325389279511,"sku":"2440 C#","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/2547\/1767\/files\/24401.jpg?v=1783130938"},{"product_id":"kongsheng-2440-24-hole-octave-harmonica","title":"Kongsheng 24 Hole Octave Harmonica 2440","description":"\u003ch3\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eRich, Organ-Like Tone: Experience the Kongsheng 2440 Octave Harmonica\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eUnleash the beautiful, full-bodied sound of traditional music with the \u003cstrong\u003eKongsheng 2440 Octave Harmonica\u003c\/strong\u003e\u003cspan style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"\u003e\u003cstrong\u003e.\u003c\/strong\u003e Featuring\u003c\/span\u003e a 24-double-hole design, this instrument is engineered to produce a majestic, accordion-like chorus effect. By sounding two reeds tuned exactly one octave apart simultaneously, it delivers a rich, resonant tone that fills the room—perfect for folk classics, hymns, and ensemble playing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWhy Choose the Kongsheng 2440 Octave Harmonica?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eExceptional Dual-Reed Sound: The precision-tuned double holes create a natural \"wet\" tremolo and octave harmony, giving your melodies a powerful, orchestral depth.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eHighly Responsive Phosphor Bronze Reeds:  Equipped with premium phosphor bronze reeds that respond to the lightest breath, offering effortless playability and long-lasting pitch stability.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eErgonomic \u0026amp; Durable Build: Designed with a smooth, food-grade ABS comb that is completely moisture-proof, ensuring maximum comfort for your lips during long practice sessions.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSuperior Airtightness: Crafted with a 1.0mm thick brass reed plate and secured with multiple screws to minimize air leakage, giving you maximum volume with less effort.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eKongsheng 2440\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eOctave Harmonica\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eHoles \/ Reeds\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e24 Double Holes \/ 48 Reeds\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eReed Material\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003ePremium Phosphor Bronze\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eReed Plate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e1.0mm Brass\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eComb Material\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eFood-grade ABS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eCover Plate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eHeavy-duty Stainless Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAvailable Keys\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e12 Keys (Ideal for most traditional and folk songs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eApprox. 180mm x 30mm x 25mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eWho is this for?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eThe Kongsheng 2440 is the ultimate choice for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eFolk \u0026amp; 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