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Fostex HP-A4BL

HP-A4BL D/A Converter & Headphone Amplifier

Model HP-A4BL, designed being based on the current HP-A4, is an affordable USB DAC & Headphone amp offering balanced connection for headphones that is becoming more popular in the market. In addition to the balanced headphone out, it also complies with DSD Audio up to 11.2MHz.

Windows and Mac OS Compatibility
We confirmed the compatibility with Windows 7 / 8 / 8.1 / 10 and Mac OSX(10.6 or later).

In Detail"

  • Equipped with 4-pin XLR balanced output
  • Newly developed audio-grade capacitor is adopted
  • Highly precise crystal with low phase noise is adopted
  • Playback 24bit/192kHz PCM and 11.2MHz DSD audio
  • High performance DAC (Barrbrown PCM1792A) is equipped
  • Asynchronous transfer up to 192kHz/24bit compatible with USB Audio 2.0
  • HI/LO Gain selection (10dB) for wider selection of headphones
  • Digital Filter selecting Roll-Off characteristics and Cut-off frequencies


For more information, please visit this products webpage.
For stock information, please email
This product was added to our catalog on Monday 30 May, 2016.

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