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[* black] We bust out our microscope to get a look at these tiny chip markings:
[* red] Apple 343500130 is suspected to be the [http://www.theverge.com/2016/9/7/12829190/apple-w1-chip-iphone-7-wireless-headphones|W1|new_window=true] wireless communication chip
[* orange] Cypress [http://www.cypress.com/documentation/datasheets/psoc-4-psoc-4100s-family-datasheet-programmable-system-chip-psoc|CY8C4146FN|new_window=true] programmable system on a chip
[* yellow] Maxim [http://www.cypress.com/documentation/datasheets/psoc-4-psoc-4100s-family-datasheet-programmable-system-chip-psoc|98730EWJ|new_window=truehttp://www.mouser.com/ProductDetail/Maxim-Integrated/MAX98730EWJ+T/?qs=AAveGqk956GR2qzDJXyWOg%3D%3D|98730EWJ|new_window=true] low power stereo audio codec
[* yellow] Maxim [http://www.cypress.com/documentation/datasheets/psoc-4-psoc-4100s-family-datasheet-programmable-system-chip-psoc|98730EWJ|new_window=truehttp://www.mouser.com/ProductDetail/Maxim-Integrated/MAX98730EWJ+T/?qs=AAveGqk956GR2qzDJXyWOg%3D%3D|98730EWJ|new_window=true] low power stereo audio codec
[* green] Texas Instruments TPS743