Here you will find the Windows 10 driver for the ASUS USB-BT400 Broadcom Bluetooth adapter. The driver is version 18.104.22.1689 and was released in November 2015. You can download the driver below.
The Broadcom BCM20702 Bluetooth driver for Windows 8 64bit has been listed below. You can download the driver below and install it on your Windows computer. It is very easy to install the Broadcom BCM20702 Bluetooth driver simply by clicking on the file.