I added AirPlay 2 to my HiFi speakers with a cheap Apple router from 2012! - YouTube
Apple just turned your ancient AirPort Express router into an AirPlay 2 wireless speaker dongle - CNET
Airport Express to BeoLab cable (using RCA Line in) - wirelessly enable your B&O speakers! - Specialist Audio Cables for Bang & Olufsen and more
Add AirPlay to Your Classic Stereo with an Old Apple TV - TidBITS
How to Create an Apple Wireless Speaker System for Home
Apple AirPort Express Dual-Band 802.11n Wi-Fi Base Station | Sweetwater
Apple's Airport Express - A Simple Solution To Multi-Room Audio
AirPort Express firmware update adds AirPlay 2 and Home app support - 9to5Mac
Apple's Airport Express - A Simple Solution To Multi-Room Audio
Apple AirPort Router Express Quality Wireless N Router
How to Turn Any Speakers Into Airplay Speakers With an Apple Airport Express | Digital Trends
Airplay and Apple Airport Express Connection - Vanatoo
How to Turn Any Speakers Into Airplay Speakers With an Apple Airport Express | Digital Trends
Built a $35 RPi-based AirPlay receiver (replacing a dead Airport Express) - Works great! | MacRumors Forums
Griffin Twenty Digital Audio Amplifier for AirPort Express review - The Gadgeteer
Planning to install outdoor speakers via airport express. I set up an outdoor AP for guests to connect and play music via airplay 2. Problem is I dont want them to 'see'
This is my multizone whole-house audio setup using AirPort Expresses for AirPlay2 Support : r/HomeKit
Apple AirPort Express Audio Quality
How to connect Apple's AirPort Express to any router to make an AirPlay 2 streaming target... - General Discussion Discussions on AppleInsider Forums