The product is very nice. Customer support is excellent but quality control issues are significant.
Was very curious to try a standalone external dac after trying bursons v5 opamps in my Asus Xonar Essence STX [...]
Developed Static noise in one channel, Sent email for support.
Installation of the V6 SS Opamp was very easy, swapped on 5 units for both my DAC and headphone amp [...]