XMC-1 USB Stream Input Firmware and Driver UPDATE Dec 21, 2018 16:16:07 GMT -5 Quote Select PostDeselect PostLink to PostBack to Top Post by millst on Dec 21, 2018 16:16:07 GMT -5 I'd recommend HDMI as you can go PCM7.1 w/ high bit rate or DSD. SPDIF has some limited ability for that, but it often involves lossy compression and/or proprietary formats.-tm