Brand: Pro-Ject

Pro-Ject - Pre Box S2 Digital MQA DAC/Preamplifier

Equipment DAC
Price $499.00
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Pro-Ject - Pre Box S2 Digital MQA DAC/Preamplifier

Pro-Ject - Pre Box S2 Digital MQA DAC/Preamplifier

Price $499.00
Adding to cart… The item has been added
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MQA Decoding, Dual-Mono Design, and High-Res 32-Bit/768kHz and DSD512 Ability: Incredible-Sounding Pro-Ject Pre Box S2 DAC Features Dual Sabre DAC Chips, Proprietary Filter and Clock

Featuring dual-mono configuration and dual ESS Sabre 9038 chips, The Absolute Sound Product of the Year and Editors' Choice Awards-winning Pro-Ject Pre Box S2 MQA DAC brings high-end MQA decoding and immersive audiophile fidelity to the table for a stunningly modest price. Able to support up to high-resolution 32-bit/768kHz PCM and DSD512, Pre Box S2 comes equipped with Pro-Ject’s proprietary Optimum transient digital filter and clock circuitry. The latter boasts jitter rates of 100 Femtoseconds and outperforms competing products costing three times as much. Its passively filtered USB output drops the noise floor to near-inaudible levels. Organic polymer capacitors, thin film mini MELF resistors, a gold-plated four-layer PCB, vibration-resistant metal housing, and a total of seven selectable digital filters further contribute to its mesmerizing sound. Just wait until you hear your favorite music with the detail, dynamics, imaging, separation, and soundstaging Pre Box S2 delivers. It’s breathtaking. The ultra-compact and Stereophile Class A Recommended Pre Box S2 can also double as a preamplifier and comes with three digital inputs and a headphone output. You can control it all with your fingertips or with the optional Control It remote control. This is one mighty mini—100% Music Direct Guaranteed.

“At $399, Pro-Ject’s Pre Box S2 Digital ticks off so many boxes of user friendliness that it’s a steal. The Pre Box S2’s PCM and MQA options sound fantastic. I can think of no other mini-machine that does so much so well, with so wide an array of musical sounds and styles.”
–Ken Micallef, Stereophile, Class A Recommended Component

"While they are often better known for their high-value turntables, the Pre Box S2 incorporates an awesome DAC, headphone amplifier and line preamplifier in a smaller package than a Big Mac. Start out with the the PreBox S2 and your favorite headphones, and add an amp and speakers when you get your next paycheck. It's that easy."
TONEAudio, 2019 Product of the Year Award

"For the price, its sound performance is impeccable, combining clarity and precision with an attractive warmth and impressive sense of space."
Hi-Fi News

"With an open and expressive nature, and supreme versatility, the Pre Box S2 Digital sounds bigger and bolder than it looks – making it great affordable hi-fi."
–EISA, Best DAC/Headphone Amplifier Product Award

“The Pro-Ject Pre Box S2 Digital offers audiophiles a very high-value DAC/digital preamp setup at an almost ridiculously low price. Small…is indeed beautiful.”
—Steven Stone, The Absolute Sound, Product of the Year Award

"While not quite bespoke audio, the Pro-Ject Pre Box S2 is one small part of an elegant system that gives even audiophiles with limited means a way to assemble a first-class audio system."
—Steven Stone, The Absolute Sound, Golden Ear Award

“The S2 Digital is a flexible piece of kit, fulfilling a multitude of briefs for a sky-high value quotient. That in itself makes the Pro-Ject box a good choice.”
—Phil Wright, Darko.Audio

“The  Pre Box S2 Digital’s clarity was distinctly good, its punch and drive distinctly strong, its ability to separate sounds and instruments on a soundstage obvious, its bass resolution above average…”
—Herb Reichart, Stereophile 

  • Dual mono construction
  • High end ESS Sabre ESS9038 dual DAC
  • Proprietary clock circuity design
  • Organic polymer capacitors and thin film miniMELF resistors
  • MQA hardware decoding
  • DSD64, DSD128, DSD256 & DSD512 (DSD over PCM)
  • Up to 24bit/192kHz for optical & coax inputs
  • 7 selectable digital filter characteristics
  • 1 proprietary optimum transient digital filter
  • Headphone output on the front (6.3mm)
  • Synchronization of all internal oscillators
  • Jitter as low as 100 Femtoseconds
  • Gold plated four layer PCB
Read More
Digital inputs: 1x coax (S/PDIF), 1x optical (TOSlink), USB B
D/A-converter: 2x ESS9038Q2M 32-bit PCM 768kHz / DSD512
Headphone amplifier chip: ESS9602
Sampling rates: 32/44,1/48/88,2/96/176,2/192/352,8/384/768 kHz
DSD support: DSD64, DSD128, DSD256 and DSD512
MQA support: full MQA unfolding by hardware
Filter settings: 7 different selectable on front
Frequency response: 20Hz - 20kHz
Analogue out: 6.3mm Headphone Out (front), 1x Variable Out (RCA)
Output voltage: 2,05 Veff
Headphone output power: 68mW (32Ohms)
THD: 0.0003%
Dynamic Range: 124dBA
Power consumption: 5V, micro USB

User Manual (PDF, 370 KB)

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The Pro-Ject Pre Box S2 Digital DAC/Preamplifier: Product of the Year Award-Winning Performance
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