Yes, an Xbox controller can work on a Switch without an adapter.

Yes, you can use an Xbox controller on Switch. However, some games may not support it properly and may not work as well as they would on a standard controller.

Yes, you can use a USB Xbox controller on a Nintendo Switch.

Yes, you can connect a wired Xbox controller to Switch.

Yes, PS2 controllers work on PS4.

Yes, the Switch does have Bluetooth.

There are a few ways to connect a controller to a Nintendo Switch. One way is to use the included USB-C cable. Another way is to use the included Joy-Con controllers, which have an HDMI port and a USB-C port.

Bluetooth controllers can be used with the Switch, but they will not work with the Pro Controller.

USB controllers are not supported on the Switch.

Yes, you can pair AirPods to Switch.