Kitguru says: The ASUS Strix RAID Pro 7.1 PCI-E is really a must have product if you value audio reproduction at all. The headphone amplifier deserves special mention – it is a huge upgrade from the onboard amplification of a motherboard.
Volume control box is handy; high grade components on PCB including Nichicon capacitors; strong software suite; 24 bit; 192kHz support; 7.1 surround works well
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