Pro Ject Pre Box S2 Digital: MQA decoding Digital DAC/pre-amp

By popular demand this time a tiny DAC and pre-amp that does PCM up to 768 kHz and DSD up to DSD512,  does full MQA decoding and only costs Under € 400 (prices differ per country). That looks too good to be true. But is it?
Link:
Review Power supplies: Power Supplies 2:  3 PSU's for Raspbe...

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