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  • VIDEO
Fosi Audio SK01 Headphone Amplifier Equalizer PreampFosi Audio
  • Fosi Audio SK01 Headphone Amplifier Equalizer Preamp with Bass Midrange Treble Tone Control and Loudness Compensation Portable Class A Analog Amp for Electric Guitar Instrument with 3.5mm 6.35mm Jacks
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Fosi Audio SK01 Headphone Amplifier Equalizer Preamp with Bass Midrange Treble Tone Control and Loudness Compensation Portable Class A Analog Amp for Electric Guitar Instrument with 3.5mm 6.35mm Jacks

4.4 out of 5 stars 375 ratings

Sustainability features

This product has features recognized as more sustainable by certifying organizations.
Carbon impact
Carbon emissions from the lifecycle of this product were measured, reduced and offset.
As certified by
ClimatePartner certified

ClimatePartner certified

The ClimatePartner certified product label confirms that a product meets the requirements for the five steps in climate action including calculating carbon footprints, setting reduction targets, implementing reductions, financing climate projects and communicating transparently to continuously reducing emissions.

Certification number

ZK5TB8

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About this item

  • Combo Design: Whether as a powerful headphone amp, a customizable analog preamp, or an acoustic equalizer for the instrument, it effortlessly elevates your listening experience, delivering exceptional sound quality and personalized sound signatures
  • Tri-Band Control: By enabling adjustments for treble, midrange, and bass, in conjunction with central detents for tone-defeating, achieving the ideal equilibrium becomes effortless. Up to 2400mW power is available in high impedance mode
  • Diverse Capabilities: Instantly restore original sound with the one-click tone- defeating button; Immerse yourself in music during the quiet hours using the loudness function; Tailor the gain level to accommodate headphones with various impedances through the gain level switch
  • Superb Finishing: The aluminum alloy body showcases meticulous attention to details. Built-in 2500mAh battery, up to 6 hours of battery life. It offers versatile connectivity through the 3.5mm & 6.35mm headphone jacks (32-300 ohms), serving as both a portable and desktop headphone amplifier
  • What You'll Get: Fosi Audio SK01 Headphone Amp x1, User Manual x1, 2-in-1 USB Type-A/C to Type-C Cable x1

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This item: Fosi Audio SK01 Headphone Amplifier Equalizer Preamp with Bass Midrange Treble Tone Control and Loudness Compensation Portable Class A Analog Amp for Electric Guitar Instrument with 3.5mm 6.35mm Jacks
$119.99
Get it by Wednesday, Nov 19
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Product information

Technical Details

Brand ‎Fosi Audio
Manufacturer ‎Fosi Audio
Model ‎SK01
Model Name ‎SK01
Part Number ‎SK01-Fosi-EU
Compatible Devices ‎Musical Instruments with 6.35mm or 3.5 Jack Connectors
Amplifier Type ‎Solid State
Mounting Hardware ‎Fosi Audio SK01
Output Wattage ‎2400 Watts
Power source type ‎Battery Powered
Batteries included ‎No
Batteries Required ‎No
Speaker Output Channel Quantity ‎2
Connector Type ‎auxiliary, usb
Material Type ‎Aluminum Alloy
Does it contain liquid? ‎No
Includes rechargable battery ‎No
Includes Remote ‎No
Manufacturer ‎Fosi Audio
Item model number ‎SK01
Product Dimensions ‎12.09 x 5.08 x 4.29 cm; 430 g
ASIN ‎B0CF1WL1V2

Additional Information

Date First Available Sept. 23 2023
Customer Reviews
4.4 out of 5 stars 375 ratings

4.4 out of 5 stars

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Fosi Audio SK01 Headphone Amplifier Equalizer Preamp with Bass Midrange Treble Tone Control and Loudness Compensation Portable Class A Analog Amp for Electric Guitar Instrument with 3.5mm 6.35mm Jacks


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Sustainability features

This product has features recognized as more sustainable by certifying organizations.

Carbon impact

Carbon emissions from the lifecycle of this product were measured, reduced and offset.

As certified by

From the brand


Product Description

SK01

Fosi Audio SK01 Headphone Amplifier/Preamp

A multi-functional audio gear for desktop and portable music playing and tone tuning.

Tailor the Sound to Your Preference

Tailor the Sound to Your Preference

With treble, middle, and bass adjustments capabilities, combined with central point positioning, you can easily find the perfect balance. Additionally, you can effortlessly defeat all the tone adjustments with just a click on the PURE button.

  • Input: 3.5mm line in
  • Output: 3.5mm line out, 3.5mm/6.35mm headphone jack
  • Max Power Output: RMS 2400mW@32¦¸
  • Terminating Impedance: 16-300¦¸

6-Hour Battery Life

6-Hour Battery Life

With a built-in high-capacity battery and isolated power design to reject interference, it ensures a pure listening experience without break off.

Aluminum Alloy Body

Aluminum Alloy Body

The full-metal body is exquisitely crafted, both in appearance and touch, adding a touch of elegance to your desktop.