Fosi Audio SK01 Headphone Amplifier & Preamplifier - Fosi Audio
Fosi Audio SK01 Headphone Amplifier & Preamplifier - Fosi Audio
Fosi Audio SK01 Headphone Amplifier & Preamplifier - Fosi Audio

Fosi Audio SK01 Headphone Amplifier & Preamplifier

Regular price
$79.99 USD
Sale price
$79.99 USD
Regular price
$79.99 USD
Tax included. Shipping calculated at checkout.
  • Tri-Band Adjustment for Personality
  • Two Gain Modes to Adapt 
  • The built-in high-capacity battery
  • Perfectly combinable with SK02

SK01

Specifications

Specifications Details
Model SK01
Input 3.5MM line in
Output 3.5mm Headphone, 6.35mm Headphone, 3.5MM line out
Amp output maximum power High Gain: RMS 2400mw/ 32Ω,Low Gain: RMS 300mw/32Ω
Frequency Range 20Hz-20kHz (±0.5dB)
THD+N 0.001% @ 1kHz and 770mV
SNR ≥108dB
Headphone matching impedance 16-300Ω
Device Dimension 4.76*2*1.69inch (121*51*43mm)
Net Weight 0.641b/290g
Power Supply 5V, USB Type-C

Use a 5V 1.5A/2A adapter to charge it.

What‘s in the box?

Item Quantity Fosi Audio Sk01 Headphone Amp x 1, 2-in-1 USB-A/C to C Cable x 1, User’s Manual x 1

SK01 User Manual

Customer Reviews

Based on 9 reviews
78%
(7)
11%
(1)
0%
(0)
0%
(0)
11%
(1)
I
Ihs
Wow!

Connected to the Moondrop MIAD, which is already a good music streaming phone, sound stage opened up creating holographic music. Highly recommended.

R
Ragnesh Patel
Perfect

The product shows extraordinary work put in by the engineers, but only thing lacking is SNR and crispiness in sound. In short, it could have been more musical....otherwise it is an outstanding product...

H
Haley Roman
Have not received product

I have not received the product

J
John Murray
Fully satisfied

Well built and works great. Compact excellence for controlling my amplifier

J
John Granato (954-249-4535)
Great upgrade

I wish that I had done this sooner. I was using some old Sony MDR-V600 headphones with my even older Technics SA-GX100 receiver. They never sounded very well together. So, I just stored the headphones for 20 years. Then, a friend told me about your amp and how it would work with the mis-matched impedance ratings of my components. So, I contacted your company and got great advice. Because of this, I purchased your amp, put new muffs on my cans, and I am tickled by how good they sound. Thanks a Million!

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