Pro-ject DAC Box DS2 Ultra High end Digital/Analogue Converter

R17,499.00R18,999.00 Incl. VAT

DAC Box DS2 ultra – state-of-the-art audio converter with DSD & USB 2.0!

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The advanced DAC Box DS2 ultra is a universal and very flexible D/A converter of the highest class. It offers full DSD256 support and upsampling of all input signals to 768kHz from USB, coaxial and optical inputs. This realizes high-resolution sound playback with a rich sound field and bass representation with less distortion.

Due to its class-leading audio performance, DAC Box DS2 ultra is an ultimate high-end bargain!


  • Top grade AK4490 D/A chip (32-bit PCM 768kHz / DSD256)
  • 6 Inputs: 1x USB, 3x optical (TOSlink®), 2x coax (S/PDIF)
  • Up to 32bit/768kHz asynchronous USB (XMOS technology)
  • DSD64, DSD128 & DSD256 (DSD over PCM)
  • Audio Class 2 (USB 2.0 High Speed) driver for Windows included
  • Up to 24bit/192kHz for optical & coax inputs
  • 5 selectable digital filter characteristics
  • 3 selectable sound modes
  • High-end ultra-low phase oscillator with superior noise rejection
  • RCA line-level solid-state analogue output stage
  • Ultra linear & ultra-low-noise circuitry
  • Separate power supplies for every stage with advanced filter technology
  • Upgradeable with optional linear power supply
  • Available in silver or black with or without side panels in Eucalyptus, Rosenut or Walnut

Technical Specifications

D/A-converter AK4490 32-bit PCM 768kHz / DSD256
Sampling rate converter AK4137EQ upsampling to 768kHz
Sampling rates USB: up to 32bit/768kHz, DSD256 (DoP)
Coaxial: up to 24bit/192kHz
Optical: up to 24bit/192kHz
DSD-support DSD64, DSD128 and DSD256
Filter settings 5 different selectable on the front
Digital inputs USB B
3 x Optical (TOSlink®)
2 x Coaxial (S/PDIF)
Frequency response 20Hz – 50kHz (+0/-1dB)
Analogue output RCA/Cinch (Line)
Output voltage 2.2 Veff (switchable +6 dB gain gives 4.4 Veff )
Digital output Optical (TOSlink®)
THD 0.00085%
Crosstalk -117 dB (10kHz@0dB)
Signal to Noise Ratio 113 dB (20Hz – 20kHz)
Power consumption <1 Watt standby, 600mA max
Power supply 18V/1000mA DC (included)
Dimensions W x H x D 206 x 71 x 220 mm (Alu), incl. sockets
240 x 72 x 220 mm (Wood), incl. sockets
Weight 1410 g (Alu), without power supply
1880 g (Wood), without power supply


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