Pro-Ject
Pro-Ject DAC Box S2+
Best compact converter for audiophiles seeking high-resolution digital audio playback.
The Pro-Ject DAC Box S2+ is a compact digital-to-analog converter designed for audiophile demands, supporting high-resolution PCM files up to 32-bit/768kHz and DSD decoding up to quad DSD (DSD256). It features three digital inputs, including USB B, optical, and coaxial S/PDIF, allowing connection to various sources like computers and TVs. All inputs support high-resolution data up to 24-bit/192kHz, with the USB input offering full high-resolution support. The DAC utilizes an ESS Sabre ESS9038 DAC and includes five selectable digital filters for sound customization. Its aluminum/metal casing provides excellent aesthetics and protection against interference.
$399.00
Owner Satisfaction
4.6
/ 5
Category Rank
240
/ 490
#240 in Audio Converters
Price vs Category Average
-91%
Below average
D/A-converter
19038232768512
/ x ESSQM -bit PCM kHz / DSD
Who it's for
- Audiophiles seeking high-resolution clarity and sonic detail
- Digital listeners needing versatile input compatibility
- Listeners who enjoy fine-tuning their personal sound signature
Who should skip it
- Headphone users requiring an all-in-one desktop solution
- Desktop users wanting direct volume control on the device
- Vinyl enthusiasts looking to integrate analog sources
Performance breakdown
Resolution Support
Handles high-resolution PCM and DSD files with impressive technical headroom.
Jitter Performance
Femtosecond clocking ensures precise timing and minimal digital distortion.
Build Quality
Robust aluminum chassis provides excellent shielding against electromagnetic interference.
Connectivity Versatility
Multiple digital inputs easily bridge computers, streamers, and legacy audio sources.
Sound Customization
Five selectable digital filters allow for subtle tonal adjustments to taste.
Signal Integrity
Gold-plated four-layer PCB design maintains a clean, low-noise signal path.
Key Specs
D/A-converter
1x ESS9038Q2M 32-bit PCM 768kHz / DSD512
Sampling rates
32 / 44.1 / 48 / 88.2 / 96 / 176,2 / 192 /352.8 / 384 / 768 kHz
Frequency response
20 Hz - 20 kHz
Output voltage
2.05 V eff
THD
0.0007%
Dynamic Range
120dBA
Power consumption
5V, micro USB
Dimensions W x H x D
4" x 1.45" x 4.37"
Features
- High-resolution PCM and DSD playback
- Multiple digital inputs for versatile connectivity
- Double filtering for USB noise suppression
- Five selectable digital filter characteristics
- Proprietary optimum transient digital filter
- Synchronization of all internal oscillators
- Gold plated four layer PCB
- Robust aluminum/metal casing
What customers say
Customers consistently praise the Pro-Ject DAC Box S2+ for its exceptional audio quality and remarkable value. Many users highlight a significant improvement in sound clarity and detail, transforming their listening experience. Its compact, robust design also receives positive remarks, making it an attractive and space efficient addition to any audio setup. The device is frequently lauded for delivering premium sound performance that far exceeds its modest price point, establishing it as a highly recommended upgrade for discerning audiophiles seeking excellent fidelity without breaking the bank.
Know before you buy
The unit features three inputs: a USB B port for computers, an optical TOSlink input for TVs or game consoles, and a coaxial S/PDIF input for CD players or streamers.
Yes, it supports high-resolution PCM files up to 32-bit/768kHz and DSD decoding up to DSD256, ensuring compatibility with most audiophile-grade digital music libraries.
These filters allow you to subtly adjust the sound profile to match your personal preference or the specific characteristics of your speakers and headphones.
The device utilizes a double-filtering system specifically designed to suppress USB noise, ensuring a cleaner signal path and more accurate audio reproduction.
Yes, the DAC Box S2+ features a standard RCA line-level output, making it easy to connect to any integrated amplifier, pre-amplifier, or active speaker system.
The DAC is powered via a 5V micro-USB connection. While it can be powered by a computer, using a high-quality, dedicated power supply can often improve overall performance by reducing electrical noise.
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