Singxer UIP-1 – USB isolation processor, high speed USB 2.0 purifier | Kitsune HiFi - HoloAudio USA
Holo Audio Titanis Active USB processor - Tinkering - Roon Labs Community
Plantronics DA70 USB Audio Processor (201851-01)
Dell Optiplex 9010 TW Premium Business Desktop Computer (Intel Quad Core i5-3470 Processor up to 3.60 GHz), 8GB RAM, 2TB HDD, DVD, USB 3.0, Windows 10 Pro (Renewed) (D9010TWRCi58GB2TBDVDW10ProKBMiWionly 1)
MiniDSP 2x4 Kit Audio USB processor Unbalanced 2 to 4 channels - Audiophonics
5V 80mm Computer Fan Portable USB Cooler Small PC CPU Cooling Computer Components Cooling Accessories Low Noise - Walmart.com
USB or not: CDC with Processor Expert | MCU on Eclipse