QB-9DSD : USB DAC
Perfectly proportioned, the QB-9DSD is destined to convert your computer into an uncompromised digital library of your favorite music. A simple USB connection engages the Asynchronous transfer mode ensuring accurately timed music with jitter levels over a hundred times lower than previous USB solutions. Our minimum phase digital filter and single-pass 16x oversampling technology release layers of musical resolution—uncovering the emotional soul of your music.

To get the best possible sound from your QB-9DSD please refer to our computer audio setup page.
series detail
“Providing significantly greater performance than any similarly or lower-priced alternative, and undoubtedly one of the best computer-audio DACs now available regardless of price…”

– Pete Roth, Ultra Audio