![Fostex HP-A4 24 bit USB and Optical DAC with headphone amplifier. Up to 5.6 Mhz DSD and 192 Khz PCM. : Electronics - Amazon.com Fostex HP-A4 24 bit USB and Optical DAC with headphone amplifier. Up to 5.6 Mhz DSD and 192 Khz PCM. : Electronics - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71Kdqdp5vJL.jpg)
Fostex HP-A4 24 bit USB and Optical DAC with headphone amplifier. Up to 5.6 Mhz DSD and 192 Khz PCM. : Electronics - Amazon.com
![Amazon.com: Fostex HP-A4 24 bit USB and Optical DAC with headphone amplifier. Up to 5.6 Mhz DSD and 192 Khz PCM. : Electronics Amazon.com: Fostex HP-A4 24 bit USB and Optical DAC with headphone amplifier. Up to 5.6 Mhz DSD and 192 Khz PCM. : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81wGMlwX4TL.jpg)
Amazon.com: Fostex HP-A4 24 bit USB and Optical DAC with headphone amplifier. Up to 5.6 Mhz DSD and 192 Khz PCM. : Electronics
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