Amazon.com: YMOO 2.4Ghz Wireless Audio Transmitter Receiver for TV,192kHz/24bit HiFi Audio,20ms Ultra Low Latency,320ft Long Range RCA Jack Wireless Adapter for Speaker to TV/PC/CD Player : Electronics
Wireless RF Audio Transmitter /Transmit Audio Signal to Receiver up to 500 Meters Away (ACE-Z9) - China Rf Audio Transmitter and Wireless Audio Transmitter
2.4Ghz Wireless Audio Transmitter and Receiver Kit with Voice Assistant Control (Google or Amazon) - PI Manufacturing
3km 2.4Ghz Long Range Adapter Low Latency Wireless Audio Anti Interference Home HIFI Video High Power Transmitter Receiver Kit| | - AliExpress