Amazon.com: Wireless & Streaming Audio Systems - Works with Alexa / Wireless & Streaming Aud...: Electronics
Amazon.com: WiFi & Bluetooth 5.0 preamplifier/Audio Receiver, Wireless multiroom/multizone Home Stereo Music Receiver Circuit Module with Airplay,Spotify Connect and Remote Control for DIY Speakers-Up2stream S10 : Electronics
The Best Stereo Receiver | Reviews by Wirecutter
Marantz SR6015 9.2-channel home theater receiver with Dolby Atmos®, Wi-Fi®, Bluetooth®, Apple AirPlay® 2, and Amazon Alexa compatibility at Crutchfield
Amazon.com: WiiM Mini AirPlay2 Wireless Audio Streamer, Multiroom Stereo, Preamplifier, Works with Alexa and Siri Voice Assistants, Stream Hi-Res Audio from Spotify, Amazon Music and More : Electronics