The X5 Alteron works with smartphones and tablets, and it can replace faulty Joy-Cons on your Nintendo Switch.
CES 2026 was full of modular controllers, with options for phones, the Xbox, and PC. Some even look a lot like a GameCube controller.
The GameSir x Hyperkin X5 Alteron looks too good to be true, but it has the hallmarks of a perfect pad for mobile and Switch ...
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