Stream your audio entertainment wirelessly from your smartphone or tablet with this Bluetooth 5.0 audio adapter. Enjoy music in perfect sound quality through your smartphone or tablet's audio system. Simply press the button on top to pair your smartphone or tablet with the audio adapter. Experience a stable wireless connection within 10 meters, with automatic reconnection for seamless use. This adapter is compatible with most speakers, connecting to any A/V receiver or active speaker with standard RCA or 3.5mm jacks. It features an AC plug and USB connector, making it suitable for car audio systems as well. Enjoy high-quality sound effects without compromise, as this product functions as a receiver only. Compatible Devices: Smartphones Compatible Types: Computer, TV, Projector (Transmitting Mode) / Car, Speaker, Headphones (Receiving Mode) Interface: USB Plug and Play: Yes External Power Supply: Not required Transmission Rate: 100 Mbps Effective Working Radius: 10 m Bluetooth Standard: 5.0 Working Frequency: 2.4 MHz Battery Capacity: 140mAh Color: Black Weight: Approx. 39g (including host, charging cable, 3.5mm audio head, manual)