Bluetooth 4.0 USB Module (v2.1 Back-Compatible) : ID 1327 : $11.95
2 Pack High Performance Bluetooth 4.0 Adapter, 4.0 Bluetooth Dongle Receiver Support Windows 10/8.1/8/7/XP for Desktop, Laptop, Mouse, Keyboard, Printers, Headsets, Speakers - 2 PCS
Bluetooth Dongle Adapter USB 4.0 - Zamia Mini Dongle Receiver and Transmitters Wireless Adapter Kit Compatible with PS4/PS5, Support A2DP HFP HSP : Electronics
TP-Link UB400 - Bluetooth 4.0 USB Adapter for Computer/Notebook Equip Your Computer with Bluetooth Bluetooth 4.0 Nano USB Adapter UB400 Link to Your Computer via Bluetooth UB400 makes Non-Bluetooth PCs or laptops Bluetooth-capable. Simply plug in the UB400, connect your Bluetooth devices and enjoy. Plug and Play for Win 8, Win 8.1, and Win 10 For Win 8, Win 8.1, and Win 10, just plug UB400 into your computer to enjoy a fast, convenient Bluetooth connection.
TP-Link (UB400) Adapter Nano USB-Bluetooth 4.0
Catalog Adafruit Electronica
SABRENT USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT UB40) : Electronics
Bluetooth - Megabyte PCs
Panda Bluetooth 4.0 USB Nano Adapter - Windows XP/Vista/7/8/8.1/10/11, Mint, Ubuntu, Fedora, openSUSE, Lubuntu, Zorin, BackTrack5 R3, Kali Linux, Raspbrian Wheezy and OpenELEC : Electronics
SABRENT USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy Technology] (BT UB40) : Electronics
Bluetooth Dongle Adapter USB 4.0 - Zamia Mini Dongle Receiver and Transmitters Wireless Adapter Kit Compatible with PS4/PS5, Support A2DP HFP HSP : Electronics
Wireless, Bluetooth Products Category on Adafruit Industries
IOGEAR - GBU521 -, Bluetooth Adapter, Bluetooth Dongle
IOGEAR - GBU521 -, Bluetooth Adapter, Bluetooth Dongle