AirPlay 2 Audio Adapter with Optical + 3.5mm

Belkin Audio Adapter with Airplay 2

Sold: Belkin Soundform Connect (plus free QED Optical Cable!) - PRICE DROP

Belkin SoundForm Connect AirPlay 2 (Audio Adapter Receiver for Wireless Streaming with Optical and Speaker Inputs for iPhone, iPad, and other AirPlay enabled devices), Black, 3.5mm

Ugreen AirPlay 2 Receiver – UGREEN-MX

Belkin: Speakers & Audio Adapters

AirPlay 2 Receiver Wireless Music Streamer WiFi Multiroom Audio Receiver OPTICAL and 3.5 mm ports Stereo Adapter for Speakers - AliExpress

Belkin SOUNDFORM CONNECT AirPlay 2 Audio Receiver AUZ002TTBK B&H

WiFi Network Music Box aptXHD Bluetooth5.0 Audio Receiver Airplay Spotify DLNA NAS Optical Coaxial AUX Conversion Adapter DAC - AliExpress

Best Buy: Belkin SoundForm Connect Audio Adapter with Airplay 2 Black AUZ002ttBK

Belkin Audio Adapter with Airplay 2

Turn Old Audio Receivers Into Homepods, Add Airplay 2 to Old Sound Systems

Add AirPlay to Your Classic Stereo with an Old Apple TV - TidBITS