Etouch
PageFlip's Bluetooth USB adapter offers Bluetooth 4.0 support for non-compliant PCs. Simply insert the adapter into the computer's USB slot and you
Bluetooth USB Adapter
StarTech.com Bluetooth Adapter - Mini Bluetooth 4.0 USB Adapter - 50m/165ft Wireless Bluetooth Dongle - Smart Ready LE+EDR (USBBT1EDR4),Black : Everything Else
Bluetooth 4.0 LE, USB Type-A Host Connection, Up to 165' Range, Micro-Size Adapter, Works with macOS & Windows. For any Mac mini user who mounted their computer in one of Sonnet's rackmount solutions improving your computer's Bluetooth performance is simple–plug in a Sonnet Long-Range USB Bluetooth 4.0 Micro Adapter.
Sonnet Long-Range USB Bluetooth 4.0 Micro Adapter
Bluetooth 4.0 USB Module (v2.1 Back-Compatible) : ID 1327 : $11.95 : Adafruit Industries, Unique & fun DIY electronics and kits
KaBuM!
Mini Bluetooth 4.0 (Class 1) USB Adapter
specifications: bluetooth protocol: bluetooth version 4.0 with low energy technology host interface: ohci, uhci chip: broadcom bcm20702 transmitter
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
SB342 Bluetooth 4.0 Adapter
Plugable USB 2.0 Bluetooth® Adapter – Plugable Technologies
USB Bluetooth 4.0 Micro Adapter for PC [v4.0 Class 2 with Low Energy T - Sabrent
Tripp Lite Mini Bluetooth USB Adapter 4.0 Class 1 164ft Range 7 Devices - network adapter - USB - U261-001-BT4 - Wireless Adapters
ORICO Wireless USB Bluetooth-Compatible 4.0 Adapter USB Dongle Transmitter Receiver for PC Windows Speaker Wireless Mouse - AliExpress
Fast and Long-Range Transmission: With a maximum data transfer rate of 3mbps, this Bluetooth adapter can meet most people's needs for connecting
USB Bluetooth Dongle, QGOO Bluetooth 4.0 Adapter Bluetooth Receiver for PC Laptop Desktop Keyboard Mouse Headset Speaker Smartphone Tablet Compatible
Hulul Store CSR BLUETOOTH 4.0 USB ADAPTER DONGLE
Adaptador USB Bluetooth V4.0 – CHARS