Echo Dot 4th Generation Teardown

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Echo Dot 4th Generation Teardown, Closer look: crwdns2935265:00crwdnd2935265:01crwdnd2935265:03crwdne2935265:0

Echo Dot 4th Generation Teardown, Closer look: crwdns2935265:00crwdnd2935265:02crwdnd2935265:03crwdne2935265:0

Echo Dot 4th Generation Teardown, Closer look: crwdns2935265:00crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

Closer look

Thats the controller board.
On the other side are the buttons. Remove the rubber cap.

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