nedski 
ATL for WiiM Mini ??
Great addition to enable online music streaming for older speakers.
I am using WiiM Mini with a couple of speakers via optical cable connection, and I can stream easily using Apple Airplay.
WiiM Mini Audio Streamer
The WiiM Mini is capable of delivering audio output at a maximum of 192kHz and 24-bit quality, which matches the audio standards found in a professional studio recording. Its built-in TI stereo DAC ensures top-notch analog audio output, boasting impressive specifications like a 106-dB signal-to-noise ratio, an expansive dynamic range, and minimal distortion at -92dB THD+N performance.
Features:
* Multi-room audio
* Easy setup
* Automate your routines
* Stream Hi-res audio
* Gapless playback
* Adaptive EQ
* Works with Siri & Alexa
* Auto calibration
