{"product_id":"klipsch-heresy-iv-floorstanding-speakers-red-oak-pair","title":"Klipsch Heresy IV Floorstanding Speakers - Red Oak Pair","description":"\u003ch3\u003eKlipsch Heresy IV Floorstanding Speakers - Red Oak Pair\u003c\/h3\u003e \u003cp\u003eExperience audio heritage like never before with the Klipsch Heresy IV Floorstanding Speaker. Born in 1957 as a revolutionary center channel speaker, the Heresy series continues to push sonic boundaries with its latest evolution. The Heresy IV delivers high-efficiency, dynamic range, and powerful bass in a compact three-way design, enhanced with a rear Tractrix port for deeper, cleaner low frequencies. Whether you're spinning vinyl, watching films, or streaming music, the Heresy IV's handcrafted American build and acoustic precision make it a soul-stirring centerpiece for any audio setup. The Klipsch Heresy IV is part of the \u003ca href=\"https:\/\/listenup.com\/collections\/klipsch-heritage-speakers\" title=\"Heritage Series\"\u003eHeritage Series\u003c\/a\u003e.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eA Little Heresy Goes a Long Way:\u003c\/strong\u003e Experience the champion of speakers, ideal for everything from vinyl enthusiasts to home theater aficionados. The Heresy IV delivers a soul-stirring audio experience that will leave you in awe.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eDesigned to Rock, Built to Last:\u003c\/strong\u003e Handcrafted with pride in Hope, Arkansas, for over 50 years, the Klipsch Heresy IV embodies superior craftsmanship and durability. With a legacy rooted in excellence, the Heresy IV is built to withstand the test of time.\u003c\/p\u003e \u003ch4\u003eWhat It’s Good At:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eExplosive dynamics with low power thanks to 99 dB sensitivity for effortless, live-sounding playback.\u003c\/li\u003e \u003cli\u003eVocal clarity and realism from the K-702 polyimide midrange compression driver and Tractrix® horn.\u003c\/li\u003e \u003cli\u003eCrisp, airy highs with wide dispersion via the K-107-TI titanium tweeter and phase plug.\u003c\/li\u003e \u003cli\u003ePunchier, deeper bass with reduced turbulence using the rear Tractrix® port geometry.\u003c\/li\u003e \u003cli\u003eFlexible system building with dual binding posts for bi-wire\/bi-amp setups.\u003c\/li\u003e \u003cli\u003eHeritage-grade craftsmanship with premium veneers, designed\/assembled in the USA, plus a 10-year warranty.\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003e\u003cstrong\u003eKlipsch Heresy IV Specifications:\u003c\/strong\u003e\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 48-20k +\/-4dB\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e 99dB @ 2.83V \/ 1m\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePower Handling:\u003c\/strong\u003e 100W\/400W (Continuous\/Peak)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum SPL:\u003c\/strong\u003e 116dB Continuous\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNominal Impedance:\u003c\/strong\u003e 8 ohms Compatible\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCrossover Frequency:\u003c\/strong\u003e HF: 4500Hz MF: 850Hz\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-Frequency Driver:\u003c\/strong\u003e K-107-TI 1” (2.54cm) Titanium diaphragm compression driver\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMidrange:\u003c\/strong\u003e K-702 1.75” (4.45cm) polyimide diaphragm compression driver\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLow-Frequency Driver:\u003c\/strong\u003e K-28-E 12” (30.48cm) Fiber-composite cone woofer\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnclosure Material:\u003c\/strong\u003e MDF\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e Dual binding posts \/ bi-wire \/ bi-amp\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Height: 24.81” (63.01cm), Width: 15.5” (39.37cm), Depth: 13.25” (33.66cm)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 45lbs (20.41kg)\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003e\u003cstrong\u003eKlipsch Heresy IV Q\u0026amp;A:\u003c\/strong\u003e\u003c\/h4\u003e \u003cdl\u003e \u003cdt\u003e\u003cstrong\u003eQ: What type of speaker is the Klipsch Heresy IV?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: The Heresy IV is a three-way floorstanding speaker with a compact design, ideal for both stereo and home theater use.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: Does the Heresy IV have a rear port?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: Yes, it’s the first Heresy model to include a rear Tractrix port, enhancing bass response and minimizing turbulence for cleaner low frequencies.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: Is it good for vinyl or home theater setups?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: Absolutely! Its high efficiency and detailed sound make it perfect for vinyl lovers, while its wide dynamic range suits immersive home theater environments.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: What finishes are available?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: You can choose from Black Ash,  American Walnut, and the new 2025 American Auburn real wood veneers, each handcrafted in the USA.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: Where is it manufactured?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: The Heresy IV is proudly designed and assembled in Hope, Arkansas, USA.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: What drivers are included in the speaker?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: It features a 12” woofer, 1.75” midrange compression driver, and 1” titanium high-frequency compression driver.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: Can I bi-wire or bi-amp the speaker?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: Yes, it includes dual binding posts for bi-wiring or bi-amping flexibility.\u003c\/dd\u003e \u003cdt\u003e\u003cstrong\u003eQ: How big is the speaker?\u003c\/strong\u003e\u003c\/dt\u003e \u003cdd\u003eA: It measures 24.81” H x 15.5” W x 13.25” D and weighs 45 lbs, offering powerful performance in a compact footprint.\u003c\/dd\u003e \u003c\/dl\u003e \u003ch4\u003e\u003cstrong\u003eKlipsch Heresy IV Downloads:\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003e\u003ca href=\"https:\/\/storage.googleapis.com\/lupublic\/Klipsch_Heresy_IV_Speakers_Product_Manual.pdf\" title=\"Klipsch Heresy IV Product Manual\"\u003eKlipsch Heresy IV Product Manual\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/storage.googleapis.com\/lupublic\/Klipsch_Heresy_IV_Speakers_Specification_Sheet.pdf\" title=\"Klipsch Heresy IV Specification Sheet\"\u003eKlipsch Heresy IV Specification Sheet\u003c\/a\u003e\u003c\/p\u003e","brand":"Klipsch","offers":[{"title":"Default Title","offer_id":62618723745951,"sku":"KLI-HERESYIVPR-ROA","price":3599.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0495\/6910\/4031\/files\/280f9ec5-c90e-4709-bc41-dacf9fe4e6cd.jpg?v=1766078201","url":"https:\/\/listenup.com\/products\/klipsch-heresy-iv-floorstanding-speakers-red-oak-pair","provider":"ListenUp","version":"1.0","type":"link"}