MATRIX X-SPDIF Interface USB 32bit / 192khz Coaxial AES / EBU - USED/WORKS

FocusRite N382 iTrack Solo Audio USB Interface Nemko - Tested

Schiit Audio Bifrost 2 DAC; D/A Converter; Unison USB

Mutec MC-3+ USB Audio Re-Clocking Interface / DSD256 / AES SPDIF

MERIDIAN HD621 HDMI AUDIO PROCESSOR - Black

Schiit Audio Yggdrasil DAC - Original A-1 20-bit high-precision D/A Converters

Schiit Wyrd USB Filter / Reclocker