Android Central review: https://www.androidcentral.com/gaming/android-games/gamesir-x2-pro-review
Laptop Mag review: https://www.laptopmag.com/reviews/gamesir-x2-pro-xbox-licensed-phone-gaming-controller
PUREXBOX review: https://www.purexbox.com/news/2022/09/hardware-review-gamesir-x2-pro-a-really-impressive-xbox-cloud-gaming-controller
Android Police review: https://www.androidpolice.com/gamesir-x2-pro-hands-on/
reviewgeek review: https://www.reviewgeek.com/128368/gamesir-x2-pro-xbox-mobile-controller-review/
the gadgeteer review: https://the-gadgeteer.com/2022/09/09/gamesir-x2-pro-xbox-android-gaming-controller-review-like-carrying-around-an-xbox-series-x/