Bluetooth 4.0 USB Module (v2.1 Back-Compatible) : ID 1327 : $11.95 : Adafruit Industries, Unique & fun DIY electronics and kits
for Mac PC with Gold Plated USB, Bluetooth 4.0 USB Dongle Adapter Transmitter | eBay
Wireless USB WI-FI Adapter Bluetooth 4.0 150Mbps 2.4Ghz Mini WiFi Antenna Computer wi-fi Network Card Receiver 802.11b/n/g Terow - AliExpress
CSR USB BT 4.0 Bluetooth Dongle CSR8510 - ElectroDragon
Combination WiFi + Bluetooth 4.0 USB Adapter : ID 4827 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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
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
ASUS USBBT500 Bluetooth Smart Ready USB adapter Black USBBT500 - Best Buy
Mini USB Bluetooth 4.0 Dongle - 50m - Bluetooth & Telecom Adapters | Networking IO Products | StarTech.com Switzerland
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
USB Bluetooth 4.0 Adapter for Desktop, Laptop, Mouse, Keyboard, Printer, Headset | eBay
Wireless Bluetooth Adapter V 4.0 Dual Mode Bluetooth USB Dongle Mini Adaptador Computer Receiver Adapter Transmitter From Chinese Jade Shop, $3.41 | DHgate.Com
Amazon.com: StarTech.com Mini USB Bluetooth 4.0 Adapter - 10m (33ft) Class 2 EDR Wireless Dongle - USB Bluetooth Dongle - Bluetooth Smart Ready LE+EDR (USBBT2EDR4) : Everything Else
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
StarTech USBBT1EDR4 Mini USB Bluetooth 4.0 Adapter - 50m / 165 ft. Class 1 EDR Wireless Dongle - Mini Bluetooth Dongle Bluetooth Smart Ready LE+EDR - Walmart.com
ORICO Wireless USB Bluetooth-Compatible 4.0 Adapter USB Dongle Transmitter Receiver for PC Windows Speaker Wireless Mouse - AliExpress
Panda Bluetooth 4.0 USB Nano Adapter - Windows XP/Vista/7/8/8.1/10, Mint, Ubuntu, Fedora, openSUSE, Lubuntu, Zorin, BackTrack - Walmart.com
TP-LINK Bluetooth 4.0 Nano USB Adapter (UB400)
Bluetooth Nano USB Dongle, 20mtr, CSR, Plug&Play
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
Mini USB Bluetooth CSR 5.0 Dual Mode Adapter Dongle for Windows 10 8 7 Vista XP 32/64 Bit Linux(2 PACK) - Walmart.com
USB Bluetooth 4.0 Dongle Class 1 + EDR adapter - Bluetooth - Bluetooth - PC and Mobile
Combination WiFi + Bluetooth 4.0 USB Adapter - PiShop.us
USB Bluetooth V4.0 Adapter– AirTurn
StarTech.com Mini USB Bluetooth 4.0 Adapter 165 Range - Office Depot
Smart USB Dongle Bluetooth 5.0 - SMART SENSOR DEVICES AB
USB Bluetooth 4.0 Adapter - Power Music Hardware Store
