Bluetooth Adapter for PC, ERSTEN USB Mini Bluetooth Adapter 5.1 EDR, Bluetooth Dongle Receiver for Laptop, Desktop, Headphones, Headset, Speakers, Keyboard, Mouse, Printer, Support Windows 10/8.1
Brand: Ersten
Color: Black
NOTE: Windows 10 / 8.1 will automatically install Realtek Bluetooth 5.1 Adapter driver for the adapter to work.

You can check the driver installation in Device Manager in Bluetooth section. If the driver is installed correctly, then Realtek Bluetooth 5.1 Adapter should be displayed in Device Manager.

If another driver is displayed (Generic, Intel and others), then it must be removed from Device Manager so that driver Realtek Bluetooth 5.1 Adapter is automatically installed on Windows 10 / 8.1

NOTE: The reason described above is the only reason why the adapter may not find the bluetooth device to connect.

The adapter passes 100% quality control for operability.
[BLUETOOTH 5.1 + EDR] Adapter applies the latest Bluetooth 5.1+EDR adapter, Bluetooth low energy. Engineered with the latest Bluetooth 5.1 technology featuring four times the range, two times the speed, and eight times the broadcasting capacity of older versions of Bluetooth.
[LONG RANGE, FASTER SPEED] Fast and further working distance than Bluetooth 4.0 Can work with maximum transfer rate up to 3Mbps and transmission distance up to 66ft/20M in open space. (Note: operational range can be affected by walls, physical obstructions and wireless interference).
[PAIR 7 DEVICES WITH PC] Bluetooth adapter gives you powerful wireless data connection between your computer or laptop and Bluetooth enabled devices such as headphones, game controller, mouse, keyboard, speaker, smartphone/tablet, printer. Can work with 7 devices at the same time. (Note: not applicable for Mac OS, TV, Car Stereo).
[MINI SIZE] The stylish and extremely compact USB adapter allows you to leave it on laptop or PC without blocking or interfering surrounding USB ports.
[SYSTEMS SUPPORT] USB Bluetooth adapter compatible with 32bit/64bit Windows 10/8.1 (Plug and Play, driver installation is not required). Backward compatible with Bluetooth 5.0/4.2/4.1/4.0/3.0/2.1.