Bluetooth 4.0 USB Module (v2.1 Back-Compatible) : ID 1327 : $11.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Bluetooth 4.0 USB Wireless Nano Universal Dongle Adapter compatible with Desktops and Laptops
Bluetooth CSR 4.0 Dongle
Amazon.com: Bluetooth CSR 4.0 USB Dongle Adapter, EKSEN Bluetooth Transmitter of Electronic Signals for Windows 10/8/7/Vista - Plug and Play on Win 8 and Above - White : Electronics
Multi Device Audio Wireless Transceiver: CSR 4.0 Bluetooth Usb A Adapter With USB Dongle Receiver For PC, Laptop, And More From Blueshop, $1.44 | DHgate.Com
CSR USB BT 4.0 Bluetooth Dongle CSR8510 - ElectroDragon
Mini USB Bluetooth CSR V4.0 dongle - Is it worth? - YouTube
New USB 4.0 Dongle CSR 4.0 Wireless Bluetooth Network Laptop Dual Mode Adapter | eBay
Orcaa Bluetooth CSR 4.0 Dongle Premium Plug and Play for PC Gaming Office Computers
Amazon.com: BlueDot Trading Mini Bluetooth Smart Low Energy Dongle Adapter, CSR 4.0 CSR4.0 Compliant, USB 2.0, for Windows 8 7 XP, Laptop Desktop PC : Electronics
Wireless USB Bluetooth Adapter Bluetooth V4.0 CSR 4.0 Dongle Music Sound Receiver Adaptador Bluetooth Transmitter For PC LAPTOP - AliExpress
Bluetooth CSR 4.0 Dual Mode Adapter USB Wireless Dongle PC – Visiro Technologies
USB Bluetooth Adapter Bluetooth Dongle 4.0 USB Bluetooth Dongle for PC - Windows 11/10 Plug and Play. for Computer Desktop, Laptop, Mouse, Keyboard, Printers, Headsets, Speakers - Walmart.com
StarTech.com Mini USB Bluetooth 4.0 Adapter - 50m (165ft) Class (USBBT1EDR4)
Bluetooth 4.0 USB Module (v2.1 Back-Compatible)
Multi Device Audio Wireless Transceiver: CSR 4.0 Bluetooth Usb A Adapter With USB Dongle Receiver For PC, Laptop, And More From Blueshop, $1.44 | DHgate.Com
Bluetooth CSR 4.0 dongle installation - YouTube
TP-Link UB400 - Bluetooth 4.0 USB Adapter for Computer/Notebook - UB400 - Wireless Adapters - CDW.com
USB Bluetooth 4.0 BLE Low Energy Dongle
IOGEAR - GBU521W6 - Micro USB Bluetooth 4.0 Transmitter Multi-Language version
USB BLUETOOTH BLE 4.0 (CSR8510 A10) Adapter - PINE STORE
Bluetooth CSR 4.0 Dongle Driver USB Bluetooth Dongle Bluetooth USB Dongle Driver - China USB Bluetooth CSR4.0 Dongle and CSR 4.0 Bluetooth Driver price | Made-in-China.com
CSR8510 Bluetooth V4.0 USB Dongle Adapter for Windows XP/7/8/10 HEADSET PHONE US | eBay
CSR 4.0 Wireless Transceiver USB Dongle Bluetooth Adapter Compatible With Win 10 / 8 / 7 / Vista Manufacturers and Suppliers - Wholesale Products - FEASYCOM
Mini USB Bluetooth 4.0 Dongle - 50m - Bluetooth & Telecom Adapters | Networking IO Products | StarTech.com