There are no drivers for the PC 37X. It has a 3.5mm headphone plug and a 3.5mm mic plug. Those plug into your device. There's no integrated sound card or anything.
now i fixed it.i downloaded boom 3d and now its auidble.surround sound is better now.there are no surround sound options in rainbow six siege.it was already in default.only hifi,night mode and tv options are there in rainbow six siege.thank you.