ASUS USB-BT400 USB Adapter w/ Bluetooth Dongle Receiver, Laptop & PC Support, Windows 10 Plug and Play /8/7/XP, Printers, Phones, Headsets, Speakers, Keyboards, Controllers - Walmart.com
ASUS BT400 USB Bluetooth 4.0 Dongle (Excellent for VR Controllers) - YouTube
ASUS USB BT400 Driver Download & Update for Windows [Two Efficient Ways] - EaseUS
ASUS USB-BT400 USB Adapter w/ Bluetooth Dongle Receiver, Laptop & PC Support, Windows 10 Plug and Play /8/7/XP, Printers, Phones, Headsets, Speakers, Keyboards, Controllers - Walmart.com
Asus USB-BT400 Driver Download & Support | Windows 10, 8, 7 - Driver Easy
USB-BT400|Wireless & Wired Adapters|ASUS USA
Asus USB BT400 manual : ASuSTek Computer Inc : Free Download, Borrow, and Streaming : Internet Archive
Asus USB BT400 Driver Windows 11/10 Download, Install, Update - MiniTool