GNU/Linux ASUS USB-BT500 Setup – Step-by-step Guide
Hi! The linked Tutorial shows you Step-by-Step How to Install ASUS USB-BT500 Wireless 802.11ac Driver in GNU/Linux Computers.
And the GNU+Linux ASUS USB-BT500 Setup is based on the Realtek RTL8761B Chipset Driver Installation.
GNU/Linux ASUS USB-BT500 Bluetooth Driver Installation Guide