If you want a compact USB sound card at a reasonable price ... with a higher-grade sound processor that includes support for 24-bit 192kHz hi-res audio. It can also drive more powerful headphones ...

At $999, the FiiO S15 Network Music Streamer offers up to 768kHz/32-bit, DSD512 via USB, with support for Optical, HDMI and ...

Clearly, the funcionality depends on the sound card capabilities, which should have support for the sample rate of 192kHz, the distance between the speaker and the DFC77 device, and the lack of any ...