USB Bluetooth 5.4 Adapter PC Dongle Stick Range PC Laptop Mouse Keyboard Product Description: Product Name: V5.4 Bluetooth Compatible Adapter Interface: USB 2.0 Bluetooth Version: Bluetooth V5.4 Frequency Range: 2.400-2.480 GHz Color: Black Compatible with Bluetooth Versions: v1.2/2.0/2.1/3.0/4.0/5.0/5.1/5.2/5.3 Supported Operating Systems: Driver-free for Windows 10/11 Package Includes: 1 x Bluetooth Compatible Adapter Important Notes: Please check your operating system before use. The Bluetooth adapter is only compatible with Windows 10/11. Only supports Windows systems, not Apple or other operating systems. Not suitable for use in cars. If your computer already has Bluetooth, the built-in Bluetooth must be disabled before using this adapter. This product can only be used to connect a computer to other devices. It cannot be used directly on a TV.