Pro-Ject Pre Box S2 Digital Preamplifier — Silver

Pro-Ject Pre Box S2 Digital Preamplifier is designed for connecting and controlling audio sources ahead of a power amplifier. Selected version: Silver.

Digital inputs: 1x USB (B), 1x Co-axial (RCA), 1x Optical (TOSLink); Frequency response: 20 Hz - 20 kHz.

Technical specifications

• Brand: Pro-Ject
• Version: Silver
• Digital inputs: 1x USB (B), 1x Co-axial (RCA), 1x Optical (TOSLink)
• D/A-converter: 2x ESS9038Q2M 32-bit
• USB: up to DSD512 (DSD1024), PCM up to 32b/768kHz
• Optical: PCM up to 24b/192kHz
• Coaxial: PCM up to 24b/192kHz
• Filter settings: 7 different selectable on front
• Frequency response: 20 Hz - 20 kHz
• Analogue outputs: 6.3mm Headphone (front), 1x Variable Out (RCA
• Output voltage: 2.05 Veff
• Minimal recommended headphone impedance: 8 Ohm
• Headphone output power: 6.6 mW / 600 Ohm; 68 mW / 32 Ohm
• THD: 0.0003% @ 0 dB, 2V RMS, 1 kHz
• Dynamic range: 124 dBA
• Outboard Power supply: 5V/1A DC (included)
• Dimensions W x H x D: 103 x 37 x 122 mm (including knob and connectors)
• Weight: 366 g (without power supply)

Tags: Pro-Ject, preamplifier