Receivers/preamps will switch the audio along with the video signal, typically, supplanting the need to switch inputs on the TV.

The What Else: The HD-AUD-IO provides one HDMI input with a corresponding output. The audio embedded in the HDMI input is extracted and available as both stereo analog or multichannel digital SPDIF ...

I recently spent some time on the road recording and traveling with the Universal Audio Volt 2, a 2-input/2-output model that concentrates on providing the cleanest signal in a compact form factor.

There are some speakers that have two inputs. I have an ancient pair of Altecs with two inputs, and I believe M-Audio make some that have a rear line-in plus a front aux-in. Something like that ...

If your Mac is running macOS Big Sur 11.3 or later, you can use a HomePod stereo pair as your Mac's system audio output. This article explains how to set up two ‌HomePod‌ speakers as a stereo ...

AirPlay 2 supports multi-room output so you can play audio from one device to multiple AirPlay 2 speakers including HomePods alongside Eve Play-connected speakers.

The possibility of creating a universal analog-to-digital multiplexer-demultiplexer is shown. Wow the engineering world with your unique design: Design Ideas Submission Guide As is known, a ...