A Meridian 210 will integrate well with your AC200.

Then, attach a USB HDD containing your music library to the UPnP (USB) input of the 210.

Download something like mcontrol for Android/iOS on the tablet of your choice for music playback - and for accessing Tidal/Qobuz.

Not an Actor, nor married to Jamie-Lee Curtis.

#1: DSP5200SE|DSW.2|218|210|506.2|504
#2: Prime/PSU|SOtM sMS-200 Mini NEO SE|Focal Stellia
#3: Other stuff