The Joy-Con use bluetooth or a wired connection to communicate with the console, depending if they are physically connected to it or not.
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Joy-Con is the name for the Switch's primary game controllers. The controllers communicate to the console through bluetooth and can be disconnected from the main unit.
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==Hardware==
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The controllers themselves are simple to disassemble and identify.
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[[File:JoyconFront.jpg|400px|thumb|The front of the Joy-Con internal[https://www.ifixit.com/Teardown/Nintendo+Switch+Teardown/78263]]]
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[[File:JoyconRear.jpg|400px|thumb|The rear of the Joy-Con internal[https://www.ifixit.com/Teardown/Nintendo+Switch+Teardown/78263]]]
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{| class="wikitable"
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! Color || Item
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|-
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| Red || Broadcom BCM20734 Bluetooth 4.1/2.4 GHz Transceiver