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Pro-Ject S2

Headphone Amplifier

USD$43lowest active

USD$214average

USD$599highest

7active listings

Median used price, last 51 weeks · range USD$161 – USD$170

Current listings

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Project Stream-Boc S2

Pro-Ject Headphone Amplifier

Project Stream-Boc S2

USD$204 ≈ SEK$1,900

SE 1d ago

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Pro-Ject Pre Box S2 Analogue plus New Spare Remote - BLACK

Pro-Ject Headphone Amplifier

Pro-Ject Pre Box S2 Analogue plus New Spare Remote - BLACK

USD$225 ≈ GBP$167

GB 6d ago

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Pro-Ject Phono Box S2 Phono Stage Turntable Preamp - Black

Pro-Ject Phono Stage

Pro-Ject Phono Box S2 Phono Stage Turntable Preamp - Black

USD$43 ≈ GBP$32

GB 17 May 2026

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Pro-Ject Tube Box S2 MM & MC Tube Phono Preamplifier + Linear Power Supply 18V

Pro-Ject Preamplifier

Pro-Ject Tube Box S2 MM & MC Tube Phono Preamplifier + Linear Power Supply 18V

USD$599

US 15 May 2026

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Pro-Ject Pre Box S2 Digital Digital Analog Converter (DAC)

StereoNET Excellent

Pro-Ject Headphone Amplifier

Pro-Ject Pre Box S2 Digital Digital Analog Converter (DAC)

USD$179 ≈ AUD$250

AU 26 Jan 2026

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Pro-Ject S2 Digital Headphone Amplifier (with DAC)

Pro-Ject Headphone Amplifier

Pro-Ject S2 Digital Headphone Amplifier (with DAC)

USD$89 ≈ AUD$125

AU 25 Jan 2026

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Pro-Ject S2 Digital Digital Analog Converter (DAC)

Pro-Ject Digital

Pro-Ject S2 Digital Digital Analog Converter (DAC)

USD$161 ≈ AUD$225

AU 25 Jan 2026

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