Pro-Ject
Pro-Ject S2 Digital
Best compact all-in-one for desktop audiophiles seeking high-fidelity sound.
The Pro-Ject S2 Digital is a versatile audio component that seamlessly integrates a Digital-to-Analog Converter (DAC), a preamplifier, and a high-quality headphone amplifier into a single, elegant unit. Designed for the discerning listener, it belongs to Pro-Ject's acclaimed S2 component family. This device is celebrated in the audiophile community for offering exceptional performance and value, serving as a central hub for modern digital music setups and delivering superior audio processing and amplification capabilities.
$399.99
Owner Satisfaction
4.6
/ 5
Category Rank
255
/ 733
#255 in Headphone Amplifiers
Price vs Category Average
-71%
Below average
Model Number
2
/ S Digital
Who it's for
- Audiophiles seeking high-fidelity sound and exceptional channel separation
- Digital music collectors requiring full MQA and high-resolution format support
- Desktop users needing a compact, versatile, and durable audio solution
Who should skip it
- Owners of demanding high-impedance or planar magnetic headphones
- Windows users preferring a plug-and-play experience without technical troubleshooting
- Listeners needing to connect traditional analog sources like turntables
Performance breakdown
DAC Fidelity
Digital conversion remains clean and transparent across high-resolution audio formats.
Headphone Drive
Ample power for most consumer headphones without introducing unwanted background noise.
Versatility
Combines three essential desktop components into one remarkably compact footprint.
Build Quality
Solid metal chassis construction feels durable and resists external electromagnetic interference.
Input Flexibility
Standard optical and coaxial connections cover most essential digital source needs.
Ease of Integration
Simple plug-and-play design makes it an effortless hub for desktop setups.
Key Specs
Model Number
S2 Digital
Category
DAC/PreAmp/Headphone Amp
Parent Category
Audio Components
Integrated DAC
Yes
Preamplifier Functionality
Yes
Form Factor
Desktop
Display Type
None
Input Interface Type
Optical, Coaxial
Features
- Integrated DAC for digital audio conversion
- Full preamplifier functionality
- Dedicated high-quality headphone amp
- 3-in-1 audio versatility
- Part of the acclaimed S2 component series
- Exceptional performance value
- Desktop form factor
What customers say
The Pro-Ject S2 Digital is widely acclaimed as a benchmark DAC under $500, praised for delivering exceptional sonic performance. Users consistently highlight its detailed, neutral sound signature and impressive soundstage depth, features usually found in much costlier equipment. Its inclusion of dual ESS Sabre chips and full MQA rendering ensures versatility for high-resolution audio. The compact, robust aluminum build is also a significant advantage for desktop setups. While some users note the unit runs warm or prefer a USB C input over micro USB, the overall consensus firmly establishes the S2 Digital as an outstanding value. It offers reference grade sound quality in an accessible package, making it a highly recommended upgrade for serious listeners.
Know before you buy
Yes, the S2 Digital features full preamplifier functionality. You can connect it directly to powered speakers or a power amplifier and use the unit to control your volume levels.
The S2 Digital is equipped with optical and coaxial inputs. These allow you to connect digital sources like CD players, streamers, or gaming consoles directly to the unit for high-quality audio conversion.
The S2 Digital includes a dedicated, high-quality headphone amplifier designed to handle a wide range of headphones. While it performs exceptionally well with most standard audiophile-grade headphones, it is best suited for desktop-friendly models.
Yes, the S2 Digital is an AC-powered device. It comes with the necessary power supply to ensure stable, consistent performance for its internal DAC and amplification circuits.
The S2 Digital is designed to match the form factor and aesthetic of other components in the S2 series. This allows you to stack or arrange them together to create a cohesive, space-saving desktop audio system.
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