Fitbit Charge 5 Teardown

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Fitbit Charge 5 Teardown, Mainboard Detail: crwdns2935265:00crwdnd2935265:01crwdnd2935265:03crwdne2935265:0

Fitbit Charge 5 Teardown, Mainboard Detail: crwdns2935265:00crwdnd2935265:02crwdnd2935265:03crwdne2935265:0

Fitbit Charge 5 Teardown, Mainboard Detail: crwdns2935265:00crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

Mainboard Detail

2M AMA4B 212501 HADD - Ambiq Micro, Inc. Apollo4 Blue Lite SoC
QUAM V14 - Looks like a custom branded Fitbit chip
12110 U25A - Unknown
NXP 100TB2 VC95122 037-080 - Unknown
Is this the GPS receiver? (if not, where is it?)

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