I spend a lot of effort to keep women from telling me how to run my stereo, so...
Adding Alexa voice control to almost any amplifier and other equipment
I created an Alexa voice control for my Krell amplifier. This is however generic and can be easily adapted to all equipment with serial port, which is abundant in high end stuff. Check it out at https://www.hackster.io/saka/alexa-voice-control-for-almost-any-amplifier-tv-cd-dvd-87fff1