The K7 crowdfunding campaign is now live! You can support our project on Kickstarter and enjoy exclusive Super Early Bird discounts!
https://www.kickstarter.com/projects/fosiaudio/fosi-audio-k7-gaming-headphone-amp-dac

Hello Head-Fi members!
Fosi Audio is thrilled to officially join the Head-Fi forum!
We’d like to thank Head-Fi for providing this fantastic platform where we can connect with headphone audiophiles worldwide to share and discuss all things regarding headphone audio.
Introducing the K7—A HiFi DAC Amp Built for Music and Gaming
Today, we are excited to unveil our latest flagship product—the K7 Desktop DAC/ Headphone Amp, designed for both HiFi enthusiasts and gamers.
The K7 is a versatile gaming HiFi DAC/headphone amplifier, developed based on in-depth feedback from over a hundred HiFi and gaming enthusiasts.
It supports mainstream digital inputs like USB, optical, and coaxial, and is equipped with aptX HD/LL lossless Bluetooth codecs. The K7 also features a microphone input with noise reduction, ensuring your voice is heard clearly online. Perfectly compatible with PS5 Pro, PS5, Switch, PC, Mac, tablets, TVs, and projectors, the K7 offers powerful balanced headphone and line outputs. It easily handles music, gaming, work, and multimedia needs. With its compact design and rich functionality, the K7 ensures an exceptional listening and gaming experience.
• Top-tier components combination:
Equipped with AK4493S, XMOS XU208, Qualcomm QCC3031, TPA6120, and OPA1612—a chipset lineup trusted by audiophiles worldwide—K7 delivers high-resolution sound, rich details, and ultra-low distortion.
• Versatile audio decoding:
Supports USB, optical, and coaxial inputs, decoding up to PCM 32bit/384kHz and DSD256 for lossless audio playback.
• Gaming-optimized features:
K7 includes dual big control knobs, shortcut buttons, bass boost, treble adjustment, and a noise-canceling microphone input, offering immersive sound and crystal-clear voice chat for competitive gaming with very ease of use.
For more details, please visit:
https://fosiaudio.com/pages/fosi-audio-k7-dac-amp
One More Thing!
You can also audition the K7 firsthand at the CanJam shows during our crowdfunding campaign:
• CanJam Hongkong (Jan 18–19, Booth F1)
• CanJam NYC (Feb 22–23)
We warmly invite you to visit our booth and explore the K7 along with our headphone products!
About Fosi Audio
Established in 2017, Fosi Audio has been committed to self-developing, manufacturing, and selling high-quality audio products worldwide. Our extensive lineup includes home audio amplifiers, preamps, DACs, speakers, headphones, headphone DAC amps, etc.
Guided by our mission of “Redefining HiFi with Unmatched Value”, Fosi Audio continues to fuel its passion for the HiFi industry, ramp up R&D efforts, and co-create equipment with users. We pledge to bring more amazing gear with high value for the price, innovative design, and premium quality to audiophiles worldwide.

Hello Head-Fi members!
Fosi Audio is thrilled to officially join the Head-Fi forum!

Introducing the K7—A HiFi DAC Amp Built for Music and Gaming

Today, we are excited to unveil our latest flagship product—the K7 Desktop DAC/ Headphone Amp, designed for both HiFi enthusiasts and gamers.
The K7 is a versatile gaming HiFi DAC/headphone amplifier, developed based on in-depth feedback from over a hundred HiFi and gaming enthusiasts.

It supports mainstream digital inputs like USB, optical, and coaxial, and is equipped with aptX HD/LL lossless Bluetooth codecs. The K7 also features a microphone input with noise reduction, ensuring your voice is heard clearly online. Perfectly compatible with PS5 Pro, PS5, Switch, PC, Mac, tablets, TVs, and projectors, the K7 offers powerful balanced headphone and line outputs. It easily handles music, gaming, work, and multimedia needs. With its compact design and rich functionality, the K7 ensures an exceptional listening and gaming experience.
• Top-tier components combination:

Equipped with AK4493S, XMOS XU208, Qualcomm QCC3031, TPA6120, and OPA1612—a chipset lineup trusted by audiophiles worldwide—K7 delivers high-resolution sound, rich details, and ultra-low distortion.
• Versatile audio decoding:

Supports USB, optical, and coaxial inputs, decoding up to PCM 32bit/384kHz and DSD256 for lossless audio playback.
• Gaming-optimized features:

K7 includes dual big control knobs, shortcut buttons, bass boost, treble adjustment, and a noise-canceling microphone input, offering immersive sound and crystal-clear voice chat for competitive gaming with very ease of use.

For more details, please visit:
One More Thing!
You can also audition the K7 firsthand at the CanJam shows during our crowdfunding campaign:
• CanJam Hongkong (Jan 18–19, Booth F1)
• CanJam NYC (Feb 22–23)
We warmly invite you to visit our booth and explore the K7 along with our headphone products!
About Fosi Audio
Established in 2017, Fosi Audio has been committed to self-developing, manufacturing, and selling high-quality audio products worldwide. Our extensive lineup includes home audio amplifiers, preamps, DACs, speakers, headphones, headphone DAC amps, etc.
Guided by our mission of “Redefining HiFi with Unmatched Value”, Fosi Audio continues to fuel its passion for the HiFi industry, ramp up R&D efforts, and co-create equipment with users. We pledge to bring more amazing gear with high value for the price, innovative design, and premium quality to audiophiles worldwide.
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