Licensedにチェック入ってるなら使えるんじぇね？

>>407のFAQに
Gaming headphones that integrate DTS Headphone:X v2.0 or PC products that integrate DTS:X Ultra will automatically license these DTS Headphone:X and DTS:X products that support Microsoft Spatial sound.
て書いてあるからヘッドホンかなんかにライセンス付いてたとか