The Original American Stereophone Company
In 1958 John C. Koss changed the way we all listen to music when he invented the world's first SP/3 stereophone.
Koss sought to replicate the excitement of a live musical performance, allowing listeners to experience sound as they had never before, bringing them closer to the music they love. Music lovers around the world recognize that dedication to accuracy in sound reproduction as: The Sound of Koss
Standard & Oversized Cushions
Porta Pro Collection
Retro Headphones
Utility Series
Best Sellers
Birth of the Stereophone
Before the world's first SP/3 Stereophone in 1958, John C. Koss developed a portable stereo photograph player with side-wing speakers.
World's First SP/3 Stereophone
in 1958 John C. Koss invented the world's first SP/3 Stereophone introducing personal stereo audio to the world.
SP/3X
In 1960 Koss released the predecessor to the SP/3 with a lighter design, more comfortable headband and superior sound quality.
Pro/4AA
In 1970 Pro/4AA set the standard for full-size professional headphones delivering true full frequency performance.
Koss World Headquarters
On June 25, 1971 John C. Koss unveiled the new Koss World Headquarters in Milwaukee, Wisconsin.
HV/1A
In 1974, Koss released the HV/1A the first dynamic headphone capable of reproducing all 10 audible octaves.
Porta Pro
In 1984 the acclaimed Porta Pro was released and set performance and comfort standards worldwide for decades to come.
JCK/300 Kordless System
In 1989 the JCK/300 Kordless Headphone system set the standard for infrared wireless headphones.
ESP/950
In 1990 Koss's revolutionary ESP/950 electrostatic headphones introduced breakthrough high-fidelity sound.
Pro4S Studio
Carrying on the legacy of the Pro/4 line, 2014's Pro4S Studio Headphone was specifically designed for audio professionals.
KPH30i
In 2017 Koss released the acclaimed KPH30i featuring an ultra-light weight design with remarkable high-fidelity sound.
Utility Series
In 2021 Koss Utility Series introduced three new headphones allowing listeners to connect via Lightning, USB-C and 3.5mm.
True Wireless Earbuds
In 2023 Koss continued it's evolution of wireless headphones with the TWS250i True Wireless Earbuds.
Lightweight Listening
The Koss KPH7 is an affordable, lightweight audio solution available in a wide-range of colors.
An Expressive Audio Experience
KPH7 is available in a wide array of colors, letting listeners express their unique style.
Affordable Audio
An ideal choice for institutions or individuals looking for a budget friendly audio solution.
Perfectly Portable
With it's lightweight compact design, KPH7 provides a convenient portable audio solution.
Connect to All of Your Devices
A standard 3.5mm headphone connector allows for easy connection to tablets, laptops and computers.
Ultra Lightweight Design
With it's soft foam cushions and ultra lightweight design, KPH7 delivers a comfortable listening experience for extended sessions.
Adjustable Headband
An adjustable headband allows listeners to customize the fit for added comfort.
Budget Friendly
KPH7 is an ideal choice for schools, libraries or learning labs looking for a budget friendly audio solution.
KPH7 in Colors
The Koss KPH7 is available in a wide-array of colors letting listeners express their unique style.
Affordable, Lightweight Listening.
Great Value
KPH7 is an ideal choice for educational institutions or individuals looking for an affordable, accessible audio solution. It's also available in a wide-array of colors and can be purchased in bulk for larger institutions likes schools or learning labs.
Ultra Lightweight
Featuring an ultra lightweight on-ear design with soft foam cushions, KPH7 rests on the ears rather than completely covering them, providing a comfortable listening experience perfect for extended listening sessions in schools, libraries or learning labs.
Lightweight Listening
The Koss KPH7 is an affordable, lightweight audio solution available in a wide-range of colors.
An Expressive Audio Experience
KPH7 is available in a wide array of colors, letting listeners express their unique style.
Affordable Audio
An ideal choice for institutions or individuals looking for a budget friendly audio solution.
Perfectly Portable
With it's lightweight compact design, KPH7 provides a convenient portable audio solution.
Connect to All of Your Devices
A standard 3.5mm headphone connector allows for easy connection to tablets, laptops and computers.
Ultra Lightweight Design
With it's soft foam cushions and ultra lightweight design, KPH7 delivers a comfortable listening experience for extended sessions.
Adjustable Headband
An adjustable headband allows listeners to customize the fit for added comfort.
Budget Friendly
KPH7 is an ideal choice for schools, libraries or learning labs looking for a budget friendly audio solution.
KPH7 in Colors
The Koss KPH7 is available in a wide-array of colors letting listeners express their unique style.
Affordable, Lightweight Listening.
Great Value
KPH7 is an ideal choice for educational institutions or individuals looking for an affordable, accessible audio solution. It's also available in a wide-array of colors and can be purchased in bulk for larger institutions likes schools or learning labs.
Ultra Lightweight
Featuring an ultra lightweight on-ear design with soft foam cushions, KPH7 rests on the ears rather than completely covering them, providing a comfortable listening experience perfect for extended listening sessions in schools, libraries or learning labs.
Foam Cushions
Soft foam on-ear cushions provide a comfortable listening experience for hours of use.
Adjustable Headband
An adjustable headband allows listeners to customize the fit for added comfort.
3.5mm Connector
KPH7 uses a convenient 4ft cord with a standard 3.5mm headphone jack connector.
Lightweight Design
With it's soft foam cushions and ultra lightweight design, KPH7 delivers a comfortable listening experience for extended sessions.
Available in Colors
The Koss KPH7 is available in a wide-array of colors letting listeners express their unique style.
| Frequency Response | 80 - 18,000 Hz |
|---|---|
| Impedance | 32 Ohms |
| SPL | 91 dB |
| Cushions | Foam |
| Cord | 4ft cord standard 3.5mm |
| Included | KPH7 |
The Original American Stereophone Company
In 1958 John C. Koss changed the way we all listen to music when he invented the world's first SP/3 stereophone.
Koss sought to replicate the excitement of a live musical performance, allowing listeners to experience sound as they had never before, bringing them closer to the music they love. Music lovers around the world recognize that dedication to accuracy in sound reproduction as: The Sound of Koss
Standard & Oversized Cushions
Porta Pro Collection
Retro Headphones
Utility Series
Best Sellers
Birth of the Stereophone
Before the world's first SP/3 Stereophone in 1958, John C. Koss developed a portable stereo photograph player with side-wing speakers.
World's First SP/3 Stereophone
in 1958 John C. Koss invented the world's first SP/3 Stereophone introducing personal stereo audio to the world.
SP/3X
In 1960 Koss released the predecessor to the SP/3 with a lighter design, more comfortable headband and superior sound quality.
Pro/4AA
In 1970 Pro/4AA set the standard for full-size professional headphones delivering true full frequency performance.
Koss World Headquarters
On June 25, 1971 John C. Koss unveiled the new Koss World Headquarters in Milwaukee, Wisconsin.
HV/1A
In 1974, Koss released the HV/1A the first dynamic headphone capable of reproducing all 10 audible octaves.
Porta Pro
In 1984 the acclaimed Porta Pro was released and set performance and comfort standards worldwide for decades to come.
JCK/300 Kordless System
In 1989 the JCK/300 Kordless Headphone system set the standard for infrared wireless headphones.
ESP/950
In 1990 Koss's revolutionary ESP/950 electrostatic headphones introduced breakthrough high-fidelity sound.
Pro4S Studio
Carrying on the legacy of the Pro/4 line, 2014's Pro4S Studio Headphone was specifically designed for audio professionals.
KPH30i
In 2017 Koss released the acclaimed KPH30i featuring an ultra-light weight design with remarkable high-fidelity sound.
Utility Series
In 2021 Koss Utility Series introduced three new headphones allowing listeners to connect via Lightning, USB-C and 3.5mm.
True Wireless Earbuds
In 2023 Koss continued it's evolution of wireless headphones with the TWS250i True Wireless Earbuds.
