Douk Audio Mini Xmos Usb To Spdif Coaxial Optical Converter Digital Interface Audio Adapter Dsd Pcm192k - Home Theater Amplifiers - AliExpress
Amazon.com: USB Audio Adapter External Sound Card with SPDIF Digital Audio Sound Cards : Electronics
iFi releases the iLINK USB-to-SPDIF converter
The Well-Tempered Computer
When to use a USB to S/PDIF converter? | Darko.Audio
Amazon.com: LiNKFOR USB to SPDIF Coaxial RCA and 3.5mm Headphone Jack Converter USB DAC Optical Audio Adapter USB DAC PCM for Windows Mac PS4 PS3 : Electronics
Amazon.com: LiNKFOR USB to SPDIF Coaxial RCA and 3.5mm Headphone Jack Converter USB DAC Optical Audio Adapter USB DAC PCM for Windows Mac PS4 PS3 : Electronics