Enjoy Wireless Streaming Music: The home stereo Bluetooth-compatible receiver adopts an advanced CSR 5.3 chipset to achieve faster, more stable and longer-range Bluetooth-compatible signal reception. Go ahead and clear HiFi music streaming to create a pleasant listening experience Support U Disk Playback: The Bluetooth-compatible adapter for the stereo receiver is suitable for the U disk slot. You can choose to play from your smart device or USB stick! Whether using vintage speakers, vintage stereo, or a wire-controlled receiver, you can easily turn your music wirelessly with the Bluetooth-compatible Audio Receiver's 3.5mm or RCA cable Easy to Use: Easy to plug, pair and play. Plug into your speakers, home stereo or other car stereo via 3.5mm AUX or RCA cable, then pair the Bluetooth-compatible receiver with your Bluetooth-compatible audio device like your smartphone or tablet. After that, you can enjoy the music Specifications: Bluetooth version: 5.3 Transmission distance: 10 meters Power supply: Type-C interface Interface type: AUX/optical fiber/RCA/U disk Basic functions: Bluetooth reception/U disk playback Supported devices: tablet/mobile phone/computer/speaker/amplifier, etc. Size: 90*77*30mm Note: This product is a receiver only, not a transmitter.