Bluetooth 4.0 USB Module (v2.1 Back-Compatible) : ID 1327 : $11.95 : Adafruit Industries, Unique & fun DIY electronics and kits
For Dongle Adapter JVC KS-UBT1 Car Audio Dual Mode Bluetooth 4.0 USB New Hot | eBay
Mini Usb Bluetooth V 4.0 Dual Mode Sem Fio Adaptador Dongle Bluetooth Csr 4.0 Usb 2.0/3.0 Para Windows 10 8 Xp Win 7 Vista 32/64 - Bluetooth Adapters - AliExpress
Wireless WiFi Bluetooth Adapter 150Mbps USB 2.4G Bluetooth V4.0 Dongle w-cx | eBay
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Long-Range USB Bluetooth 4.0 Micro Adapter – Sonnet Online Store
USB Bluetooth 4.0 BLE Low Energy Dongle
Orico Wireless Usb Bluetooth-compatible 4.0 Adapter Usb Dongle Transmitter Receiver For Pc Windows Speaker Wireless Mouse - Bluetooth Adapters - AliExpress
USB Mini Bluetooth 4.0 CSR4.0 Adapter Dongle Bluetooth Receiver Wireless Transfer Adapter For PC Laptop Bluetooth Headphones Headset Speakers Keyboard Mouse Printer Windows 10/8.1/8/7 - Walmart.com
Fule Dual Mode Bluetooth 4.0 USB Dongle Adapter Connector - Walmart.com
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Costech Bluetooth 4.0 USB Adapter Gold Plated Micro Dongle 33ft/10m Compatible with Windows 10,8.1/8,7,Vista, XP, 32/64 Bit for Desktop , Laptop, computers (2 Pack) - Walmart.com
Targus Bluetooth 4.0 Dual-Mode micro-USB Adapter - Walmart.com
Mini USB Bluetooth 4.0 Dongle - 50m - Bluetooth & Telecom Adapters | StarTech.com
USB Bluetooth 4.0 Dongle Class 1 + EDR adapter - Bluetooth - Bluetooth - PC and Mobile
CSR USB BT 4.0 Bluetooth Dongle CSR8510 – ElectroDragon
Amazon.com: Plugable USB Bluetooth 4.0 Low Energy Micro Adapter (Compatible with Windows 11, 10, 8.x, 7, Classic Bluetooth, Gamepad, and Stereo Headset Compatible) : Electronics
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
USB Bluetooth 4.0 Adapter - Power Music Hardware Store
Wireless Usb Bluetooth Adapter Bluetooth V4.0 Csr 4.0 Dongle Music Sound Receiver Adaptador Bluetooth Transmitter For Pc Laptop - Bluetooth Adapters - AliExpress
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 : Everything Else
Bluetooth Nano USB Dongle, 20mtr, CSR, Plug&Play
Combination WiFi + Bluetooth 4.0 USB Adapter - PiShop.us
ASUS USB2.0 Bluetooth4.0 Smart Ready USB adapter Black USB-BT400 - Best Buy
Amazon.com: StarTech.com Bluetooth Adapter - Mini Bluetooth 4.0 USB Adapter - 50m/165ft Wireless Bluetooth Dongle - Smart Ready LE+EDR (USBBT1EDR4),Black : Everything Else
