Fosi Audio DS3, 32 Bit/768kHz DAC + Kopfhörerverstärker black

USB-DAC
Ratings
BrandMore from Fosi Audio
Delivered between Tue, 7.4. and Wed, 8.4.
5 pieces in stock at supplier
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Colour2

Product details

The Fosi Audio DS3 is a portable DAC and headphone amplifier that significantly enhances the audio quality of computers, smartphones, and tablets via USB. With a compact and lightweight design, it is ideal for mobile use or for the desktop. The integrated Fosi Spatial Audio algorithm supports 7.1 multi-channel audio, providing an immersive surround experience even with stereo sources. The DS3 delivers clear, detailed, and powerful sound that meets the demands of audiophiles. Its plug-and-play functionality allows for easy use without complicated installation, while the robust construction ensures durability. The headphone output offers high performance that elevates the listening experience to a new level.

  • Integrated DAC and headphone amplifier in one device
  • Fosi Spatial Audio algorithm for 7.1 surround sound
  • Compact design for mobile use
  • Plug-and-play without driver installation
  • Robust and durable construction.

Key specifications

Headphone amplifier application area
Portable
Power supply
USB power delivery

General information

Item number
66740144
Manufacturer
Fosi Audio
Category
Headphone amplifiers
Manufacturer no.
DS3-B
Release date
29.1.2026

Colour

Colour
Black
Exact colour description
Black

Headphone amplifier properties

Headphone amplifier application area
Portable
Headphone Amplifier Features
USB-DAC

Audio properties

Sample rate
768 kHz
Audio resolution
32 bits

Connections

Audio inputs
USB-C
Audio outputs
Headphone jack 3.5mm (1x)

Power supply

Power supply
USB power delivery

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
29.26 kg
Climate contribution
CHF 0.70

Scope of delivery

Scope of delivery
Manual, USB adapter, USB-C cable

Product dimensions

Length
55 mm
Width
20 mm
Height
11 mm

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Headphone amplifiers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Fosi Audio
    Not enough data
  • 1.Mackie
    1 %
  • 2.iFi Audio
    2.7 %
  • 3.FiiO
    3.1 %
  • Behringer
    Not enough data

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Fosi Audio
    Not enough data
  • 1.FiiO
    0 days
  • 2.iFi Audio
    5 days
  • Behringer
    Not enough data
  • Mackie
    Not enough data

Return rate

How often is a product of this brand in the «Headphone amplifiers» category returned?

Source: Digitec Galaxus
  • 1.Behringer
    1 %
  • 2.FiiO
    5.3 %
  • 3.Fosi Audio
    5.7 %
  • 4.iFi Audio
    11.3 %
  • Mackie
    Not enough data
Source: Digitec Galaxus