• Pro-Ject: Head Box S Headphone Amp Colors
  • Pro-Ject: Head Box S Headphone Amp - Silver
  • Pro-Ject: Head Box S Headphone Amp Black
  • Pro-Ject: Head Box S Headphone Amp Black Back

Head Box S Headphone Amp

↳ optimizes sound output for headphones

Silver $149.00 Stock Email
Black $149.00 Stock Email
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  • upgrades your headphone signal from standard quality to audiophile quality
  • boasts "significantly better sound" from standard headphone outputs and "rich colourful presentation, very close to reality"
  • high quality metal casing offers shielding from both vibration and electromagnetic interference
  • 1/4" output, power switch, volume control on front
  • gold plated RCA inputs and loop outputs
  • suitable for headphones with low or high impedance


Conventional outputs found on most audio equipment and computers are not optimized for headphone usage. The Head Box S converts any audio output into a high quality headphone signal meant for "natural dynamics, transparency and pure audiophile enjoyment."


  • power output: 330mW/30 ohms, 60mW/300 ohms
  • output impedance: > 30 ohms
  • signal to noise ratio: 87dB (100dB - IEC -A) at full output
  • gain: 11dB
  • dimensions: 103 x 36 x 103 mm, 600g


  • power supply

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