Description: 1. Solve the computer no bluetooth problem, achieve bluetooth wireless transmission, no impact on WiFi signal 2. Support multi - device connection to achieve computer and other devices with bluetooth function connection 3. Built-in antenna, realize 20 meters long distance transmission, the living room can be easily connected 4. High fidelity, low delay digital audio algorithm accurately reproduce full audio broadband, enjoy clear sound quality 5. Bluetooth5.0 chip, low power, fast response, no lag, no lag Specifications: -Color: transparent black -Bluetooth version: 5.0 -Chip: Bluetooth5.0 chip -Transmission distance: 20M Product parameters: -Name: USB bluetooth adapter 5.0 -Function: extend bluetooth -Color: transparent black -Bluetooth version: 5.0 -Chip: Bluetooth5.0 chip -Transmission distance: 20M -Packing: blister packing -Scope of application: laptop/desktop all-in-one machine Notes: . WlN7/XP audio transmission requires a driver . After WWN7/XP is installed, the computer can connect to bluetooth headset/stereo, and the phone/tablet can transfer text and photos . Wn8/8.1/10 no drive (no need to install the drive) . This product only supports the use of WINDOWS system, other systems can not use Tips: Please allow 1-3cm error of measurement. Photo color might be a little different from the actual product due to color display of different monitors. Product Includes: 1 * adapter