Features: 1. Convenient to use: Bluetooth Compatible 5.3 audio receiver, USB music player, wired audio second to Bluetooth Compatible audio.2. Interface type: Dual output interface design, 3.5+RCA dual audio port suitable for multiple devices.3. Audio receiver: Upgrade Bluetooth Compatible audio, and audio without Bluetooth Compatible function can also achieve wireless playback.4. Multipurpose: Insert into the car's AUX port, connect wirelessly to listen to music using Bluetooth Compatible on your phone, and make the car's audio system high.5. Portable: TYPE-C 5V power supply, built-in common ground interference processing circuit, ensuring stable sound quality output.Audio Receiver Type-C Dual Output Interface Wireless Audio Receiver Bluetooth-Compatible Multifunctional DC 5V for TV Specification:Model Number: Wireless AdapterInput voltage: DC 5VInterface type: AUX+RCABluetooth-Compatible: 5.3Bluetooth-Compatible protocol: A2DP AVRCPTransmission distance: obstacle free 10 meters/32.8ftMusic format: MP3/APE/FLAC/WAV/WMAProduct size: 83 x 56 x 25mm/3.27 x 2.2 x 0.98inchColor: Blackmaterial: plasticPackage Contents:1 x Bluetooth Receiver Transmitter1 x USB Cable1 x English manual1 x AUX Audio CableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.