Yes, you can use the ASUS USB-BT500 to connect AirPods to a PC on which Bluetooth has been disabled by using the USB-BT500 adapter device.

Here are the steps to follow:

## Step 1: Install the adapter
Plug the USB-BT500 adapter into a free USB port on your PC. The adapter is plug-and-play, which means that it is usually recognised and installed automatically.

## Step 2: Activate Bluetooth
After installing the adapter, Bluetooth should be available on your PC. Make sure that Bluetooth is activated in the system settings or in the taskbar.

## Step 3: Pairing the AirPods
Open the Bluetooth settings of your PC and search for available devices. Set the AirPods to pairing mode and select them in the Bluetooth settings of your PC to connect them.

## Step 4: Check the connection
After pairing, the AirPods should be connected to your PC and you can use them for audio output.

The ASUS USB-BT500 is backwards compatible with Bluetooth 2.1, 3.x and 4.x, which ensures that it works with most Bluetooth devices, including AirPods.