This is a BT5.4 Bluetooth USB Adapter. It is a device that allows a computer or laptop to connect to other Bluetooth-enabled devices wirelessly. This type of adapter is compatible with Windows 8.1, 10, and 11 systems without needing a driver installation. It supports dual-mode Bluetooth 5.4 with low-power consumption (BLE). The adapter can connect to various devices, including headphones, speakers, keyboards, and game controllers. It can support up to 7 devices working together at a time without interference
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