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Product Description

Line Circle
The Klipsch Heresy IV Floorstanding Speakers are a testament to decades of audio excellence, delivering unparalleled sound quality in a compact design. With innovative features like the all-new midrange compression driver and rear port design, these speakers offer exceptional detail and punchy low frequencies for an immersive listening experience. Proudly designed and assembled in the USA, the Heresy IV embodies superior craftsmanship and durability, making it the perfect choice for audiophiles and home theater enthusiasts alike.
Get the Details

Features & Specs Line Circle

FREQUENCY RESPONSE
48-20k +/-4dB
SENSITIVITY
99dB @ 2.83V / 1m
NOMINAL IMPEDANCE
8 ohms Compatible
DIMENSIONS (WxHxD)
15.5" x 24.81" x 13.25"
FREQUENCY RESPONSE
48-20k +/-4dB
SENSITIVITY
99dB @ 2.83V / 1m
NOMINAL IMPEDANCE
8 ohms Compatible
DIMENSIONS (WxHxD)
15.5" x 24.81" x 13.25"

Expert Insight

Line Circle

The Heresy speakers stand out as an outstanding choice, offering exceptional value and a joyous auditory journey. While they may not fit the traditional "audiophile" label, their ability to infuse music with life is undeniable, creating a dynamic soundstage that breathes new energy into your favorite tunes. Despite minor aesthetic qualms, such as the absence of the iconic Klipsch logo on the front, these speakers uphold the brand's rich heritage of craftsmanship and innovation, ensuring a lasting and immersive musical experience that pays homage to Klipsch's esteemed legacy.

Expert Img
Nate
Brand Manager

Details

Line Circle

Discover the Legacy: Klipsch Heresy IV Floorstanding Speakers

Embrace a timeless audio experience with the Klipsch Heresy IV, a legendary three-way speaker boasting decades of excellence. Originally crafted in 1957, the Heresy series has evolved into a symbol of unparalleled sound quality within a compact design.

Klipsch Heresy IV Key Features:

  • New 10-Year Warranty: Enjoy peace of mind with an extended warranty period.
  • Enhanced Midrange Driver: Introducing the all-new K-702 midrange compression driver with a polyimide diaphragm, delivering exceptional detail and dynamics.
  • Rear Port Design: Experience efficient air transfer with the first-ever rear port in the Heresy series, minimizing port noise for clearer, punchier low frequencies.
  • Tractrix® Horn Technology: The K-702 midrange is expertly mated to the K-704 Tractrix® horn, ensuring a wide coverage pattern for immersive sound.
  • High-Frequency Clarity: Featuring the K-107-TI titanium diaphragm high-frequency driver with a wide dispersion phase plug, enjoy even high-frequency dispersion for a wider sweet spot.
  • High Fidelity Network: Redesigned for truer-to-life sound, superior efficiency, and enhanced power handling, the new high fidelity network ensures an unparalleled audio experience.
  • Custom Tractrix Ports: Engineered with custom-designed inner flares, the Tractrix ports minimize air turbulence, resulting in cleaner, more powerful bass.
  • Premium Finish Options: Choose from high-quality Satin Black Ash, Natural Cherry, Distressed Oak, or American Walnut wood veneer finishes to complement any decor.
  • Proudly Designed & Assembled in the USA: Each speaker is meticulously crafted in the USA, reflecting Klipsch's commitment to quality and excellence.

A Little Heresy Goes a Long Way: 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.

Designed to Rock, Built to Last: 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.

Klipsch Heresy IV Specifications:

  • Frequency Response: 48-20k +/-4dB
  • Sensitivity: 99dB @ 2.83V / 1m
  • Power Handling: 100W/400W (Continuous/Peak)
  • Maximum SPL: 116dB Continuous
  • Nominal Impedance: 8 ohms Compatible
  • Crossover Frequency: HF: 4500Hz MF: 850Hz
  • High-Frequency Driver: K-107-TI 1” (2.54cm) Titanium diaphragm compression driver
  • Midrange: K-702 1.75” (4.45cm) polyimide diaphragm compression driver
  • Low-Frequency Driver: K-28-E 12” (30.48cm) Fiber-composite cone woofer
  • Enclosure Material: MDF
  • Inputs: Dual binding posts / bi-wire / bi-amp
  • Dimensions: Height: 24.81” (63.01cm), Width: 15.5” (39.37cm), Depth: 13.25” (33.66cm)
  • Weight: 45lbs (20.41kg)

Elevate your audio experience with the Klipsch Heresy IV, where tradition meets innovation for unparalleled sound quality.

Reviews

Line Circle
Customer Reviews
5.0 Based on 1 Reviews
5 ★
100% 
1
4 ★
0% 
0
3 ★
0% 
0
2 ★
0% 
0
1 ★
0% 
0
Write a Review

Thank you for submitting a review!

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Filter Reviews:
A ListenUp Customer
DW
01/18/2024
Danny W.
United States United States
I recommend this product

My Journey with the Klipsch Heresy IV Speakers

Recently, I acquired the Klipsch Heresy IV speakers, and I must say, they are a game-changer. Having been a fan of Klipsch for over five years, owning their RP-280F towers, I appreciated their sound but always yearned for something more - a longing rooted in my memories of a 90s Klipsch set. The Heresy IVs, with their natural cherry finish, immediately transported me back to that golden era of sound, delivering an auditory experience I hadn't encountered in decades. These speakers, even without a complete break-in period, have outperformed any audio system I've encountered in the past 20 years. The sound quality is exceptional, reminiscent of the immersive experience of a live concert or an intimate New York club setting. It's not just the sound; the clarity is such that I'm discovering new layers in my old CD collection, hearing elements I never noticed before. My setup includes the reliable HK-3490 100 watt receiver/amp, a standard, affordable option rather than a high-end, pricey amplifier. Yet, the Heresy IVs shine, proving that you don't need to invest in expensive equipment to achieve outstanding sound quality. The craftsmanship of these speakers is noteworthy as well, akin to high-end furniture, with matched serial numbers ensuring perfect wood grain alignment. Paired with a Klipsch 12-inch subwoofer, the system offers an unparalleled listening experience. In conclusion, if you're considering upgrading to the Klipsch Heresy IV, I highly recommend it. This isn't just another set of speakers; it's an investment in superior sound quality that you're sure to appreciate for years to come. Trust me, it's worth every penny.

Product Descriptiondown arrow

Product Description

Line Circle
The Klipsch Heresy IV Floorstanding Speakers are a testament to decades of audio excellence, delivering unparalleled sound quality in a compact design. With innovative features like the all-new midrange compression driver and rear port design, these speakers offer exceptional detail and punchy low frequencies for an immersive listening experience. Proudly designed and assembled in the USA, the Heresy IV embodies superior craftsmanship and durability, making it the perfect choice for audiophiles and home theater enthusiasts alike.
Get the Details
Features & Specsdown arrow

Features & Specs Line Circle

FREQUENCY RESPONSE
48-20k +/-4dB
SENSITIVITY
99dB @ 2.83V / 1m
NOMINAL IMPEDANCE
8 ohms Compatible
DIMENSIONS (WxHxD)
15.5" x 24.81" x 13.25"
FREQUENCY RESPONSE
48-20k +/-4dB
SENSITIVITY
99dB @ 2.83V / 1m
NOMINAL IMPEDANCE
8 ohms Compatible
DIMENSIONS (WxHxD)
15.5" x 24.81" x 13.25"
Expert Insightdown arrow

Expert Insight

Line Circle

The Heresy speakers stand out as an outstanding choice, offering exceptional value and a joyous auditory journey. While they may not fit the traditional "audiophile" label, their ability to infuse music with life is undeniable, creating a dynamic soundstage that breathes new energy into your favorite tunes. Despite minor aesthetic qualms, such as the absence of the iconic Klipsch logo on the front, these speakers uphold the brand's rich heritage of craftsmanship and innovation, ensuring a lasting and immersive musical experience that pays homage to Klipsch's esteemed legacy.

Expert Img
Nate
Brand Manager
Detailsdown arrow

Details

Line Circle

Discover the Legacy: Klipsch Heresy IV Floorstanding Speakers

Embrace a timeless audio experience with the Klipsch Heresy IV, a legendary three-way speaker boasting decades of excellence. Originally crafted in 1957, the Heresy series has evolved into a symbol of unparalleled sound quality within a compact design.

Klipsch Heresy IV Key Features:

  • New 10-Year Warranty: Enjoy peace of mind with an extended warranty period.
  • Enhanced Midrange Driver: Introducing the all-new K-702 midrange compression driver with a polyimide diaphragm, delivering exceptional detail and dynamics.
  • Rear Port Design: Experience efficient air transfer with the first-ever rear port in the Heresy series, minimizing port noise for clearer, punchier low frequencies.
  • Tractrix® Horn Technology: The K-702 midrange is expertly mated to the K-704 Tractrix® horn, ensuring a wide coverage pattern for immersive sound.
  • High-Frequency Clarity: Featuring the K-107-TI titanium diaphragm high-frequency driver with a wide dispersion phase plug, enjoy even high-frequency dispersion for a wider sweet spot.
  • High Fidelity Network: Redesigned for truer-to-life sound, superior efficiency, and enhanced power handling, the new high fidelity network ensures an unparalleled audio experience.
  • Custom Tractrix Ports: Engineered with custom-designed inner flares, the Tractrix ports minimize air turbulence, resulting in cleaner, more powerful bass.
  • Premium Finish Options: Choose from high-quality Satin Black Ash, Natural Cherry, Distressed Oak, or American Walnut wood veneer finishes to complement any decor.
  • Proudly Designed & Assembled in the USA: Each speaker is meticulously crafted in the USA, reflecting Klipsch's commitment to quality and excellence.

A Little Heresy Goes a Long Way: 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.

Designed to Rock, Built to Last: 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.

Klipsch Heresy IV Specifications:

  • Frequency Response: 48-20k +/-4dB
  • Sensitivity: 99dB @ 2.83V / 1m
  • Power Handling: 100W/400W (Continuous/Peak)
  • Maximum SPL: 116dB Continuous
  • Nominal Impedance: 8 ohms Compatible
  • Crossover Frequency: HF: 4500Hz MF: 850Hz
  • High-Frequency Driver: K-107-TI 1” (2.54cm) Titanium diaphragm compression driver
  • Midrange: K-702 1.75” (4.45cm) polyimide diaphragm compression driver
  • Low-Frequency Driver: K-28-E 12” (30.48cm) Fiber-composite cone woofer
  • Enclosure Material: MDF
  • Inputs: Dual binding posts / bi-wire / bi-amp
  • Dimensions: Height: 24.81” (63.01cm), Width: 15.5” (39.37cm), Depth: 13.25” (33.66cm)
  • Weight: 45lbs (20.41kg)

Elevate your audio experience with the Klipsch Heresy IV, where tradition meets innovation for unparalleled sound quality.

Reviewsdown arrow

Reviews

Line Circle
Customer Reviews
5.0 Based on 1 Reviews
5 ★
100% 
1
4 ★
0% 
0
3 ★
0% 
0
2 ★
0% 
0
1 ★
0% 
0
Write a Review

Thank you for submitting a review!

Your input is very much appreciated. Share it with your friends so they can enjoy it too!

Filter Reviews:
A ListenUp Customer
DW
01/18/2024
Danny W.
United States United States
I recommend this product

My Journey with the Klipsch Heresy IV Speakers

Recently, I acquired the Klipsch Heresy IV speakers, and I must say, they are a game-changer. Having been a fan of Klipsch for over five years, owning their RP-280F towers, I appreciated their sound but always yearned for something more - a longing rooted in my memories of a 90s Klipsch set. The Heresy IVs, with their natural cherry finish, immediately transported me back to that golden era of sound, delivering an auditory experience I hadn't encountered in decades. These speakers, even without a complete break-in period, have outperformed any audio system I've encountered in the past 20 years. The sound quality is exceptional, reminiscent of the immersive experience of a live concert or an intimate New York club setting. It's not just the sound; the clarity is such that I'm discovering new layers in my old CD collection, hearing elements I never noticed before. My setup includes the reliable HK-3490 100 watt receiver/amp, a standard, affordable option rather than a high-end, pricey amplifier. Yet, the Heresy IVs shine, proving that you don't need to invest in expensive equipment to achieve outstanding sound quality. The craftsmanship of these speakers is noteworthy as well, akin to high-end furniture, with matched serial numbers ensuring perfect wood grain alignment. Paired with a Klipsch 12-inch subwoofer, the system offers an unparalleled listening experience. In conclusion, if you're considering upgrading to the Klipsch Heresy IV, I highly recommend it. This isn't just another set of speakers; it's an investment in superior sound quality that you're sure to appreciate for years to come. Trust me, it's worth every penny.

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