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Fosi Audio Q4 Mini Stereo Gaming DAC and Headphone Amplifier

Fosi AudioPart # 235-260
Model: Q4
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The Fosi Audio Q4 is a compact DAC and headphone amplifier designed to enhance digital audio playback with analog warmth and clarity. It offers multiple input options and user-friendly controls, making it ideal for desktop setups, gaming, and home audio systems.

Key Features

  • USB, optical, and coaxial inputs for versatile connectivity
  • RCA line-out and 3.5mm headphone output
  • Built-in headphone amplifier supports 16Ω–200Ω headphones
  • Bass and treble tone controls with ±6dB adjustment
  • Plug-and-play operation with no drivers required
  • Compact aluminum chassis for durability and heat dissipation
  • Supports 24-bit/96kHz via USB and 24-bit/192kHz via optical/coaxial inputs
Your Price: $55.99
MSRP: $69.99
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Overview

Fosi Audio Q4 Mini Stereo Gaming DAC and Headphone Amplifier

Fosi Audio Q4 Mini Stereo Gaming DAC and Headphone Amplifier

Plug-and-Play Simplicity
Easy to set up with no special software, apps, or drivers required—just plug it in and start enjoying high-quality audio.

Versatile Input and Output Options
Equipped with USB, optical, and coaxial S/PDIF inputs to suit most home audio setups; RCA output connects to amplifiers or powered speakers on your desktop.

Built-in Hi-Fi Headphone Amplifier
Integrated headphone amp chip supports 16–200Ω headphones, delivering 160mW RMS (32Ω, 20 Hz–20 kHz, 0.01% THD) with bass and treble controls. Can also function as a preamp or volume controller for PC/MAC.

High-Resolution
Digital AudioCompact D/A converter streams bit-perfect 24bit/192kHz HD audio with low jitter, featuring circuit protection for safe integration with premium audio gear.

Specifications

  • PC-USB supports input sampling rate: 24Bit/96kHz
  • High and low sound adjustment range: ±6dB
  • Fiber/coaxial support input sampling rate: 24Bit/192kHz
  • Frequency response: 20Hz-20kHz (±3dB)
  • PC-USB support operating system: XP/W7/W8/W10/MAC/Linux
  • Distortion: 0.01%

  • Signal-to-Noise Ratio (SNR): ≥105dB
  • Amp output maximum power: 100mW 32 Ohm load
  • Headphone matching impedance: 16-200 Ohms
  • Working voltage DC5V
  • RCA output level: 2.3V
  • Size: 2.89" L x 3.86" W x 1.3" H (without knobs and terminals)

Product Details

BrandFosi Audio
ModelQ4
Part Number235-260
Unit of MeasureEach
Weight1

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