Feature: 1. BLUETOOTH PC ADAPTER: Bluetooth adapter realizes wireless connection of computer, headphones, speakers, mouse and keys, etc. to enjoy audio transmission easily. 2. LOSSLESS TRANSMISSION: The USB bluetooth adapter supports audio transmission, ensuring pure sound quality, no cable limitations, no noise interference. 3. LONG RANGE TRANSMISSION: Bluetooth PC adapter has an effective transmission range of up to 10 meters, enjoy wireless audio, move freely without space limitation. 4. QUICK INSTALLATION: The USB bluetooth adapter can automatically install the driver by simply plugging it into the USB port, which is convenient and fast. 5. WIDE COMPATIBILITY: Bluetooth 5.3 dongle receiver is compatible with a variety of operating systems, such as for Windows, for OS X and so on. Widely applicable to all kinds of computer equipment. Specification: Item Type: USB Bluetooth Adapter Material: Plastic Size: Approx. 3 x 2 x 1cm / 1.2 x 0.8 x 0.39in. Package List: 1 x USB Bluetooth Adapter1 x Lanyard