Amazon.com: Arylic Up2stream Pro V3 WiFi & Bluetooth Audio Preamplifier Board, Wireless multiroom/multizone Home Stereo HiFi Music Receiver Circuit Module with Airplay,Spotify.Remote Control for DIY Speakers : Electronics
TV & Home Audio Amplifier Boards for Denon for sale | eBay
Yamaha R-N303 Stereo receiver with Wi-Fi® and Bluetooth® at Crutchfield