💻【Bluetooth adapter 5.1】Usb bluetooth adapter 5.1 adopts the 2022 latest Bluetooth 5.1 chip,compared with Bluetooth 5.0, it has better connection stability and anti-interference ability, and effectively reduces the possibility of transmission loss and signal interruption caused by interference in 2.4Ghz frequency band. Supports Bluetooth speaker, headset, keyboard, mouse, PS4/5 controller, etc. (Not suitable for Mac OS, Linux, TV, XBOX, Autoradio) Windows 8.1/10/11 plug&play, window7 need to install the driver from the official link provided in the package.Driver download link：https://www.dropbox.com/s/c4l0w4h3kyxub3b/1.rar?dl=0 | 🎮【Lightning speed and stable connection】Both BLE and EDR technologies are used, with a transmission rate of 3Mb/s, backward compatible Bluetooth 2.0/2.1/3.0/4.0/4.2,Dual mode Bluetooth transmission, and full speed USB 1.1/2.0 interface. Bluetooth receiver for pc 5.1 has lower energy consumption and faster and more stable transmission performance, which minimizes the delay of the device during Bluetooth connection, bringing you a smooth experience without delay worries. | Ⓜ️【Mini size Bluetooth adapter】Bluetooth usb adapter pc 5.1 is only 1cm*3cm in size, and it will not occupy the space of any other device using the USB port, you can plug in and forget about it. Bluetooth adapter can connect seven devices at the same time. In addition, it also has a memory function. After the first pairing, when the device is turned on again, it will automatically connect. Intelligent design, mini size, premium experience. | 🎧【High fidelity audio transmission】Bluetooth adapter 5.1 adopts dual module design, so audio reception and transmission can be easily carried out simultaneously, ensuring smooth experience of Skype and other software. The upgraded chip has better audio resolution capability, allowing you to enjoy high fidelity and exquisite music and movie audio through Bluetooth connection. | 🛡️【Professional customer service】What you pay for is not only a premium bluetooth usb dongle, but also the free professional customer service provided by shinfly. You can contact us at any time if you encounter any software or quality problems during the use process, and we will do our best to solve all your problems.