Amazon.com: Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Home Outdoor Passive Speakers/Subwoofer Powered Subwoofer : Electronics
Amazon.com: Bose Music Amplifier – Speaker amp with Bluetooth & Wi-Fi connectivity, Black : Electronics
Amazon.com: Juke-6 | 6 Zone Audio Amplifier | Wirelessly Controlled Multi-Room Audio System | Compatible with Airplay 2, Spotify Connect, Bluetooth, DLNA : Electronics
Amazon.com: Belkin SoundForm Connect AirPlay 2 Adapter & Airplay 2 Receiver - Wireless Streaming for Apple Devices to Bluetooth Speakers - Optical & 3.5mm Speaker Inputs for iPhone 15, 14, MacBook Pro, & More : Electronics
Amazon.com: Arylic Up2stream S10 WiFi & Bluetooth preamplifier/Audio Receiver, Wireless multiroom/multizone Home Stereo Music Receiver Circuit Module with Airplay,Spotify and Remote Control for DIY Speakers : Electronics
Amazon.com: C50HS Bluetooth Amplifier Board TPA3116D2 HiFi Chip 12-24V,50W+50W Peak Power Output,DC Input,Multiple Input Modes Support APP Control,with 12V/5A DC Power Adapter : Electronics
Amazon.com: Arylic WiFi & Bluetooth Home Amplifier,TPA3116 with 50+50W 24V DC/2.0 Stereo Channel,Airplay 1 DLNA,Multiroom/multizone Sync, HiFi Audio Streaming Integrated for Speakers - A50+ : Electronics
Amazon.com: VSSL A.1x 2-Channel Audio Streaming Amplifier, Compatible with AirPlay 2, Chromecast, Amazon Alexa, Spotify Connect, Bluetooth : Electronics
Amazon.com: Arylic H50 Hi-Fi Multiroom WiFi Amplifier with Bluetooth aptX HD, HDMI ARC, Airplay 2 & Spotify Streaming for Wireless Home Music .Support 192Khz/24bits Music Transmission & Reception.50W*2 Amplifier : Electronics
Amazon.com: Arylic Subwoofer Amplifier Board,WiFi & Bluetooth Home Audio Amplifier Board for DIY Speaker Kit.Wireless Connection Multiroom/multizone Sync Play for Airplay DLNA - Up2stream Amp Sub : Electronics