USB to Ethernet wouldn’t work as that’s just a straight network device, what’s need is something that delivers the audio from your Mac to a recognised audio player/renderer over that network connection. That’s either an airplay device, or a target client device from a MacOS UPnP media server like minimserver etc.
This cheap little device might offer you a digital optical switch, but it doesn’t say anything about the digital resolution supported.
www.lindy.co.uk
This cheap little device might offer you a digital optical switch, but it doesn’t say anything about the digital resolution supported.
Audio Switch Box from LINDY UK
Our Audio Switches range includes SPDIF and Analogue designs which are ideal for home cinema, CD, DVD and audio setups.