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FOSI AUDIO SK02 Desktop Headphone Amplifier and DAC All-in-One High-Fidelity Portable USB Decoder SK02 Black

FOSI AUDIO•professional audio

FOSI AUDIO SK02 Desktop Headphone Amplifier and DAC All-in-One High-Fidelity Portable USB Decoder SK02 Black

CN¥489.00

SKU: 100308035586

Status:In Stock (2)

ID: 100308035586

Weight: 380.00 g

Dims:192x136x72 mm

Specifications

Category: Headphones

Variants / Sale Attributes

Color: black

Package Contents

SK02 decoder headphone amplifier black knob version X1, USB-A/C to USB-C cable X1, user manual X1

Product Description

Overview

Brand: Fosi Audio
Model: SK02 Mini Desktop DAC & Headphone Amplifier
High-resolution audio support: PCM up to 384kHz, DSD up to DSD256

Premium SABRE ES9038Q2M DAC chip for exceptional sound clarity and detail

SGM8262 operational amplifier for superior dynamic response

Supports both low and high impedance headphones (16-300Ω) with selectable gain modes

Additional details

Output power (3.5mm single-ended): Low gain 61mW@32Ω, High gain 190-280mW@32Ω
Output power (4.4mm balanced): Low gain 239mW@32Ω, High gain 755-1100mW@32Ω

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Ultra-low distortion

≤0.001% @1kHz

High signal-to-noise ratio (SNR)

Up to 120dB (3.5 mm), 114-116dB (4.4 mm balanced)

Extremely low noise floor

6.2μV (3.5 mm), 13μV (4.4 mm balanced)

Wide frequency response

20Hz - 20kHz (±0.02dB)

Crosstalk

Up to 136dB (3.5 mm), 110-112dB (4.4 mm balanced)

Inputs

USB-C, Optical (TOSLINK), 3.5 mm AUX

Outputs

3.5 mm single-ended headphone, 4.4 mm balanced headphone, 3.5 mm AUX/OPT output

Multi-function large volume knob with smooth, stepless rotation; single click play/pause, double click mute

Colorful LED indicators for audio format (PCM/DSD) and operational status

Compact and elegant full aluminum alloy CNC-machined chassis with sandblasted finish

Compatible with a wide range of audio devices and headphone types

Additional details

Power input: DC 5V

Fosi Audio SK02 DAC & Headphone Amplifier

User Manual

USB-A to USB-C Cable

Designed for audiophiles seeking pure, detailed, and dynamic sound reproduction in a compact desktop form factor, the SK02 delivers professional-grade audio performance with versatile connectivity and user-friendly controls.

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