Combination WiFi + Bluetooth 4.0 USB Adapter : ID 4827 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Tp-link Nano USB 2.0 Bluetooth 4.0 Adapter Golden | Techinn
TP-Link USB Bluetooth Adapter for PC (UB400), Bluetooth Dongle Supports Windows PC for Desktop, Laptop, Mouse, Keyboard, Printers, Headsets, Speakers, PS4/ Xbox Controllers - Bulk Packaging - 1 Pack - Walmart.com
Bluetooth 4.0 USB Adapter, Lovin Product USB Bluetooth Wireless Micro Adapter Compatible with Windows 10,8.1/8,7,Vista, XP, 32/64 Bit for Desktop, Laptop, Computers – lovinproducts
EDIMAX Technology N150 Wi-Fi & Bluetooth 4.0 USB EW-7611ULB B&H
Amazon.com: IOGEAR Bluetooth 4.0 USB Micro Adapter, GBU521 : Electronics
Bluetooth 4.0 Usb Adapter Dongle Receiver For Ps4 Controller Console For Bluetooth Headset - Accessories - AliExpress
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
AirTurn | USB Bluetooth V4.0 Adapter
Bluetooth 4.0 USB Adapter, Costech Gold Plated Micro Dongle - Newegg.com
Iogear Bluetooth 4.0 USB Micro Adapter - GBU521 - Wireless Adapters - CDW.com
Mini Bluetooth 4.0 (Class 1) USB Adapter | Eaton
ASUS USB-BT400 - network adapter - USB 2.0 - USB-BT400 - Storage Mounts & Enclosures - CDW.com
CSR Wireless Bluetooth USB Dongle Adapter - 4.0
USB Bluetooth 4.0 Adapter - Power Music Hardware Store