{"title":"Klipsch Heritage Series","description":"\u003cp\u003eThe Heritage line — Klipsch's hand-built American-made flagship loudspeakers including the Forte IV horn-loaded floorstander and Heresy IV three-way design.\u003c\/p\u003e","products":[{"product_id":"klipsch-forte-iv","title":"Klipsch Forte IV","description":"\u003ch3\u003eKlipsch Forte IV – Heritage Horn-Loaded Floorstanding Speaker\u003c\/h3\u003e\n\u003cp\u003eThe Klipsch Forte IV is a beautifully refined evolution of the classic Forte, blending iconic horn-loaded performance with modern acoustic upgrades. With its titanium HF driver, advanced midrange, 12-inch woofer, and a massive 15-inch passive radiator, it delivers dynamic, room-filling sound with clarity, punch, and timeless craftsmanship.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorn-loaded high and mid drivers:\u003c\/strong\u003e A 2.54 cm titanium diaphragm tweeter on a Tractrix horn with phase plug ensures a wide, accurate sweet spot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgraded midrange compression driver:\u003c\/strong\u003e New 4.45 cm K-702 driver mated to a precise horn for enhanced clarity and low distortion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep bass response:\u003c\/strong\u003e 30 cm fiber-composite woofer plus 38 cm passive radiator deliver powerful extension and effortless bottom end.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRevoiced crossover network:\u003c\/strong\u003e Designed for minimal signal degradation using inspiration from Klipschorn and La Scala architecture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeritage design and build:\u003c\/strong\u003e Hand-assembled in the USA with book-matched wood veneer and legacy-quality binding posts supporting bi-wire\/bi-amp setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe Forte IV brings live-music realism into your space—dramatic dynamics, detailed imaging, and effortless playing even with modest amplification. Its elegant vintage veneer and efficient design make it both a sonic powerhouse and a design statement.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 3-way horn-loaded with passive radiator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower handling:\u003c\/strong\u003e Highly efficient at 99 dB sensitivity, 8 Ω nominal impedance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response:\u003c\/strong\u003e 38 Hz – 20 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivers:\u003c\/strong\u003e 2.54 cm titanium HF, 4.45 cm polyimide midrange, 30 cm woofer, 38 cm passive radiator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e 3\/4″ MDF with book-matched veneer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Dual binding posts—bi-wire\/bi-amp ready\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (each):\u003c\/strong\u003e 90.8 × 42.2 × 33.0 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (each):\u003c\/strong\u003e Approx. 32.7 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePair of Klipsch Forte IV speakers\u003c\/li\u003e\n\u003cli\u003eRemovable speaker grilles\u003c\/li\u003e\n\u003cli\u003eUser guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003ePerfect for audiophiles and music lovers with space to spare, looking for immersive, vintage-style sound that’s dynamic and detailed. Ideal as main stereo anchors in listening rooms or stand-mounted front speakers in classic home theaters.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eHigh sensitivity lets these speakers thrive with tube amps or modest solid-state power. Bi-wire and bi-amp capabilities offer system flexibility. Pairs beautifully with vintage and modern gear alike.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtremely efficient sound with room-filling dynamics\u003c\/li\u003e\n\u003cli\u003eWide soundstage, clarity, and rich bass without a subwoofer\u003c\/li\u003e\n\u003cli\u003eElegant heritage aesthetics with premium U.S. workmanship\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge and heavy—requires ample space and strong stands\/floor\u003c\/li\u003e\n\u003cli\u003eHighly efficient design may reveal background noise or hiss\u003c\/li\u003e\n\u003cli\u003eHorn “color” may require room tuning or slight EQ in some setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Klipsch Forte IV nests classic charm, powerful musicality, and modern acoustic engineering into a striking, high-performance loudspeaker—a living legacy of sound, living now.\u003c\/p\u003e","brand":"Klipsch","offers":[{"title":"Black Ash","offer_id":54449439015180,"sku":"K-FORTE-IV-BL","price":6599.0,"currency_code":"EUR","in_stock":true},{"title":"Red Oak","offer_id":54449439047948,"sku":"K-FORTE-IV-RED","price":6599.0,"currency_code":"EUR","in_stock":true},{"title":"American Walnut","offer_id":54449439080716,"sku":"K-FORTE-IV-WALN","price":6599.0,"currency_code":"EUR","in_stock":true},{"title":"American Auburn","offer_id":54449439113484,"sku":"K-FORTE-IV-ABRN","price":6599.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/Forte-IV_Carousel_3_BlackAsh.webp?v=1756284484"},{"product_id":"klipsch-heresy-iv","title":"Klipsch Heresy IV","description":"\u003ch3\u003eKlipsch Heresy IV – Compact Heritage Horn-Loaded Floor-Standing Speaker\u003c\/h3\u003e\n\u003cp\u003eThe Klipsch Heresy IV revives a vintage classic in a more compact package, delivering bold, dynamic sound through horn-loaded drivers and a powerful 12″ woofer. With modern acoustic updates and timeless American craftsmanship, it’s ideal for both music lovers and home cinema systems that demand real presence with heritage style.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorn-loaded compression drivers:\u003c\/strong\u003e A polyimide-diaphragm K-702 midrange on a Tractrix horn and a titanium-diaphragm K-107-TI tweeter with a wide-dispersion phase plug ensure precise, spacious imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRevoiced crossover network:\u003c\/strong\u003e Premium components and AudioQuest wiring minimise signal loss and support high efficiency and detail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Tractrix rear port:\u003c\/strong\u003e This first-in-series rear port enhances bass extension by nearly 10 Hz, with flared design reducing port noise for tighter, punchier lows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeritage build quality:\u003c\/strong\u003e USA-assembled cabinet with book-matched wood veneer, bi-wire\/bi-amp capable binding posts, and a slanted riser base that’s removable for shelf placement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eKlipsch Heresy IV fills rooms with lively, airy sound—its efficient design means it plays loud and detailed even with modest amplification. Its vintage aesthetic and solid craftsmanship make it both a sonic centerpiece and a visual statement.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e 99 dB (2.83 V\/1 m)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Handling:\u003c\/strong\u003e 100 W continuous \/ 400 W peak\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 48 Hz – 20 kHz (±4 dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedance:\u003c\/strong\u003e 8 Ω nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrossover Frequencies:\u003c\/strong\u003e Mid: 850 Hz, Tweeter: 4 500 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivers:\u003c\/strong\u003e 12″ woofer; 4.45 cm midrange; 2.54 cm tweeter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e MDF with real wood veneer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Dual binding posts (bi-wire\/bi-amp ready)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 39.4 × 63.0 × 33.7 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 20.4 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePair of Klipsch Heresy IV speakers\u003c\/li\u003e\n\u003cli\u003eSlanted riser base (removable)\u003c\/li\u003e\n\u003cli\u003eRemovable speaker grilles\u003c\/li\u003e\n\u003cli\u003eUser guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003ePerfect as the main stereo speakers for mid-sized listening rooms or as front channels in compact home theaters. Ideal for vinyl enthusiasts, audiophiles, and anyone who appreciates effortless dynamic range with a nod to classic design.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eHigh sensitivity pairs well with tube or low-power amps, while bi-wire\/bi-amp options open flexibility. Works beautifully with both analog and modern digital sources, and fits into vintage and contemporary setups alike.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRemarkably efficient—delivers huge sound with modest amplification\u003c\/li\u003e\n\u003cli\u003eWide, accurate soundstage and articulate bass response\u003c\/li\u003e\n\u003cli\u003eTimeless design with premium build and finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge and heavy—needs spacious placement and strong support\u003c\/li\u003e\n\u003cli\u003eHigh sensitivity can reveal amplifier hiss or poor recordings\u003c\/li\u003e\n\u003cli\u003eHorn coloration may need gentle EQ tuning in certain rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Klipsch Heresy IV blends heritage sound, modern acoustic design, and American craftsmanship—perfect for listeners who want character, clarity, and power without compromise.\u003c\/p\u003e","brand":"Klipsch","offers":[{"title":"Black Ash","offer_id":54449464803596,"sku":"K-HERESY-IV-BL","price":4999.0,"currency_code":"EUR","in_stock":true},{"title":"Red Oak","offer_id":54449464836364,"sku":"K-HERESY-IV-RED","price":4999.0,"currency_code":"EUR","in_stock":true},{"title":"American Walnut","offer_id":54449464869132,"sku":"K-HERESY-IV-WLNT","price":4999.0,"currency_code":"EUR","in_stock":true},{"title":"American Auburn","offer_id":54449464901900,"sku":"K-HERESY-IV-AUB","price":4999.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/3_d0166e33-a381-43e9-b733-fb0ba08965c3.jpg?v=1777874456"},{"product_id":"klipsch-rebellion","title":"Klipsch Rebellion","description":"\u003ch3\u003eKlipsch Rebellion – Heritage horn sound, bookshelf size\u003c\/h3\u003e\n\u003cp\u003eThe Rebellion is the first bookshelf Klipsch has ever built for the Heritage series — the line that started with the Klipschorn in 1946. It brings the horn-loaded Heritage signature to compact rooms and near-field stereo, hand-built in Hope, Arkansas from the same real-wood veneer as its floorstanding siblings. A genuine Heritage speaker scaled for the shelf, at Soundium.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeritage horn-loaded sound:\u003c\/strong\u003e K-81-EP compression tweeter on a K-703 Tractrix horn for crisp highs and effortless dynamics from a small cabinet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFirst Heritage bookshelf:\u003c\/strong\u003e based on Paul W. Klipsch's 1958 H8 design, of which only 16 originals were ever built.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRear Tractrix flare port:\u003c\/strong\u003e Klipsch's first, tuned for deeper, more articulate bass than a standard reflex tube.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHand-built in Hope, Arkansas:\u003c\/strong\u003e real-wood veneer over a braced cabinet, from the same factory as every Heritage model.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFour wood finishes:\u003c\/strong\u003e American Walnut, American Auburn, Black Ash and Red Oak, each with a magnetic black cloth grille.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eHeritage sound has usually meant floor-dominating cabinets. The Rebellion keeps the horn-loaded character — the immediacy, the dynamics, the way a horn puts voices right in front of you — and fits it on a shelf or a pair of stands. The K-702 woofer fills a compact room without strain, and the rear Tractrix port keeps the low end tight rather than boomy. Run it as a two-channel pair in a small room, or as the front pair of a higher-end home theater.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Two-way passive bookshelf monitor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTweeter:\u003c\/strong\u003e K-81-EP compression driver on K-703 Tractrix horn\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWoofer:\u003c\/strong\u003e K-702\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePort:\u003c\/strong\u003e Custom rear Tractrix flare (first Klipsch design)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCabinet:\u003c\/strong\u003e Real-wood veneer over a braced enclosure, hand-built in Hope, Arkansas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrille:\u003c\/strong\u003e Magnetic black cloth, removable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinishes:\u003c\/strong\u003e American Walnut, American Auburn, Black Ash, Red Oak; limited Tigerwood\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStand compatibility:\u003c\/strong\u003e Klipsch KS-24, 24″ or 28″ (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKlipsch has not yet published frequency response, sensitivity, impedance or dimensions for the Rebellion. We'll add those rows here as soon as the full spec sheet is out.\u003c\/p\u003e\n\u003ch4\u003eIdeal For\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eNear-field two-channel stereo in a compact room\u003c\/li\u003e\n  \u003cli\u003eHeritage collectors who want a shelf-format Klipsch\u003c\/li\u003e\n  \u003cli\u003eThe front pair of a higher-end home theater system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned to fit Klipsch KS-24 stands (24″ or 28″) so the horn sits at ear height, and equally at home as the front channels in a larger home theater system.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cul class=\"pros\"\u003e\n  \u003cli\u003e✅ Genuine Heritage horn sound in a bookshelf footprint\u003c\/li\u003e\n  \u003cli\u003e✅ Hand-built real-wood cabinet, four finishes plus limited Tigerwood\u003c\/li\u003e\n  \u003cli\u003e✅ Rear Tractrix port for a tighter low end than a typical reflex design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"cons\"\u003e\n  \u003cli\u003e⚠️ Passive design — needs a separate amplifier\u003c\/li\u003e\n  \u003cli\u003e⚠️ Rear port wants some breathing room from the wall to sound its best\u003c\/li\u003e\n  \u003cli\u003e⚠️ Stands sold separately to get the horn to ear height\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Rebellion brings 80 years of Heritage horn engineering down to bookshelf size — a speaker you keep for a decade, not a season. Shop the Klipsch Rebellion at Soundium.\u003c\/p\u003e","brand":"Klipsch","offers":[{"title":"American Auburn","offer_id":54817659945228,"sku":"K-REBELLION-ABRN","price":2999.0,"currency_code":"EUR","in_stock":true},{"title":"American Walnut","offer_id":54817659453708,"sku":"K-REBELLION-WALN","price":2999.0,"currency_code":"EUR","in_stock":true},{"title":"Black Ash","offer_id":54817659977996,"sku":"K-REBELLION-BL","price":2999.0,"currency_code":"EUR","in_stock":true},{"title":"Red Oak","offer_id":54817660010764,"sku":"K-REBELLION-RED","price":2999.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/klipsch-rebellion-01-pair-grilles_aa18454a-8848-4f05-9e80-277d1898abd1.jpg?v=1780565965"}],"url":"https:\/\/soundium.com\/collections\/klipsch-heritage-series.oembed","provider":"Soundium","version":"1.0","type":"link"}