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Bluetooth 4.0 USB Module (v2.1 Back-Compatible) : ID 1327 : $11.95 : Adafruit Industries, Unique & fun DIY electronics and kits
High Performance Bluetooth 4.0 Adapter, Wireless Bluetooth CSR 4.0 Dongle Adapter Compatible with Windows 10, 8.1 / 8, 7, Vista, XP, 32/64 Bit and Classic Bluetooth, Stereo Headset Compatible Bluetooth Adapters - Newegg.com
Amazon.com: Kinivo USB Bluetooth Adapter for PC BTD400 (Bluetooth 4.0 Dongle Receiver, Low Energy) - Compatible with Windows 11/10/8.1/8/7, Raspberry Pi, Linux, MacOS, Laptop & Headphones : Electronics
UGREEN USB Wireless Bluetooth 4.0 Adapter
Bluetooth Nano USB Dongle, 20mtr, CSR, Plug&Play
ASUS USB-BT400 - network adapter - USB 2.0 - USB-BT400 - Storage Mounts & Enclosures - CDW.com
Csr8510 Bluetooth 4.0 Dongle Csr 4.0 Adapter Mini Usb Bluetooth Adapter Transmitter For Windows Xp/vista/7/8/10 - Bluetooth Adapters - AliExpress
Dual Mode Bluetooth 4.0 USB Dongle Adapter Connector For JVC KS-UBT1 Car Audio . | eBay
Mini Bluetooth 4.0 (Class 1) USB Adapter | Eaton
TP-Link Bluetooth 4.0 Nano USB Adapter | 78157090 | Lenovo US
gmyle bluetooth adapter dongle for windows 10, 8.1, 7 and more, ultra-mini usb broadcom bcm20702 class 2 bluetooth v4.0 dual mode dongle wireless receiver with led - Walmart.com
USB BLUETOOTH BLE 4.0 (CSR8510 A10) Adapter - PINE STORE
Orico USB Bluetooth 4.0 Adapter - Black - Orico
Amazon.com: USB Bluetooth Dongle, QGOO Bluetooth 4.0 Adapter Bluetooth Receiver for PC Laptop Desktop Keyboard Mouse Headset Speaker Smartphone Tablet Compatible with Windows 11/10/8.1/8/7/XP/Vista/XP : Electronics
USB Bluetooth 4.0 Adapter - Power Music Hardware Store
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
IOGEAR - GBU521 - | Bluetooth Adapter | Bluetooth Dongle | USB Bluetooth
Best Buy: Insignia™ Bluetooth 4.0 USB Adapter for Laptops and Desktops Compatible with Windows 10 Black NS-PCY5BMA2
USB Bluetooth 4.0 Adapter - 10m Class 2 - Bluetooth & Telecom Adapters | StarTech.com
Bluetooth 4.0 USB Adapter, Costech Gold Plated Micro Dongle - Newegg.com
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
USB Bluetooth Dongle/Adapter - KOV-GTM-D – Goldtouch
Amazon.com: Deal4GO CSR 4.0 USB Bluetooth Adapter CSR8510 Mini Bluetooth 4.0 Dongle Wireless Receiver for Windows 10/8/7/Vista/XP Supports Mouse Keyboard Headphone : Electronics
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
Combination WiFi + Bluetooth 4.0 USB Adapter : ID 4827 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
