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Pre Box S2 Digital - Silver - OPEN BOX SPECIAL

SKU bst-eq-1310-001

pre-amp / DAC / headphone amp, capable of ultra hi-res audio
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sale Current Price$349.00 Original Price$499.00
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Lab Overview

Open Box / B-Stock Notes

  • item cosmetic note: n/a
  • item function note: ✔️ tested
  • item exterior packaging: original, may have cosmetic wear
  • note: all open box / b-stock items are final sale

    • converts digital audio signal to high quality analog signal (DAC), works especially well with computer audio + TV, also includes headphone amp
    • includes features and components usually found in much higher-price components
    • Pro-Ject's 1st ever dual mono configured preamp
    • highest quality D/A converters by ESS Sabre capable of extremely hi-res audio up to 32bit/768kHz
    • 3 digital inputs: coax (S/PDIF), optical (TOSlink) + USB
    • up to 24bit/192kHz sound for optical + coax inputs  
    • 7 digital filters allow you to customize the characteristics of the sound to your liking
    • ESS-designed headphone amp can support up to 600-ohm headphones
    • full metal casing
    • remote included
    • EISA Best Product Award Winner 2017-2018
    • note: this is NOT a phono preamp
    • also available in black

    "If you want to improve the sound of your computer, the Pre Box S2 is an easy choice. The S2 performs at a level higher than some bigger and pricier units, making it an incredible value at under $400. It has been garnering excellent reviews across the board." - TTL


    • proprietary Optimum transient digital filter + clock circuitry design for unrivaled sonic presentation
    • synchronized DAC oscillators for extra low jitter + minimal sound interference
    • 3 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
    • Analog out: 1/4" Headphone Out (front) / 1x Variable Out (RCA)
    • Headphone output power: 68mW (32Ohms)
    • Dynamic Range: 124dBA
    • dimensions: 4" x 1.4" x 4" / 103 x 36 x 103 mm
    • weight: 1.3 lbs / 600g


    • CD driver for playing DSD files on Windows
    • remote
    • power supply

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