The Backbone Pro is an excellent mobile controller, but I'm not convinced by its cloud ...

Razer Kishi Ultra The Razer Kishi Ultra is the premium mobile controller to beat. It comes in cheaper than the Backbone Pro and is larger, but it is much more comfortable to use and offers a similar ...
GameSpot

Backbone's New Xbox Controller Is Lean, Green, And Very Retro

Backbone has revealed its new limited-edition controller for smartphones, and for fans of classic Xbox vibes, this could be a very nostalgic device for mobile gaming. The Backbone One: Xbox Edition ...