What is EXT in PS4 Controller?
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It's a fancy way to charge your controller!
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EXT stands for 'extension port,' and you can use it with a variety of PS4 accessories.
The EXT port on the PS4 controller is used for attaching accessories like the charging station or a chat keyboard.
It鈥檚 an extension port. You can connect a charging dock or other PS4 peripherals there.
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