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Mini USB Bluetooth 4.0 Dongle - 50m - Bluetooth & Telecom Adapters | StarTech.com
Delock Bluetooth 4.0 USB Adapter - buy at Galaxus
Bluetooth 4.0 Mini USB Adapter | BTA8000 | Cirago
Mini Usb Bluetooth V4.0 Adapter Dual Mode Wireless Dongle Csr 4.0 Bluetooth Adapter For Windows 7,8,10 Pc Computer Laptop - Bluetooth Adapters - AliExpress
How to install the Bluetooth Nano USB Adapter | TP-Link