Apple just turned your ancient AirPort Express router into an AirPlay 2 wireless speaker dongle - CNET
Apple AirPort Airmac Express 802.11n Base Station A1264 Wifi Router Airplay | eBay
How to setup AirPlay with TV connected through ethernet to router and laptop connected to the UniFi access point | Ubiquiti Community
How to use AirPort Express for AirPlay 2 with existing router - 9to5Mac
I have an airport express connected through ethernet cable to my router. I turned off Wifi and network capabilities, and only use it as Homekit for Airplay 2 playing. Did I get
Apple AirPort Express Wireless Router w/ AirPlay and Wireless Printing $79 or refurbished $65 (Reg. $99)
Apple Airport Express Wireless Router with AirPlay 2 || A1264 MB321LL/ - Part Haven