Features: Brand new and high quality Enjoy seamless connectivity, all in one compact device. Simply connect it to your device and enjoy hassle free wireless transmission and reception. Offer a reliable and efficient solution for upgrading your devices to latest Bluetoothcompatible standard. Stay connected and enjoy enhanced quality. Whether you're at home, in office, or travel, our adapter provides a seamless wireless experience. Connect your headphones, speakers, or other devices and enjoy freedom of movement without compromising on sound quality. Say goodbye to tangles wires and enjoy the convenience of wireless connectivity. Immerse yourself in your favorite music, movies, and games like never before. Specifications: Material:ABS+aluminium alloy Color:Grey/Blue Transmission rate: 50Mbps Effective working radius: 20m Bluetoothcompatible standard: 5.2 Working frequency: 2.4gMHz Size:Approx.7.9x5.2x1.6cm/3.11x2.05x0.63inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x HIFI Receiver