Earlier today, Nowhereelse.fr highlighted new part photos posted by Japanese vendor Moumantai showing what is claimed to be from the iPhone 5S or perhaps Apple's lower-cost iPhone. The part corresponds to an iPhone 5 part attached to the top end of the main logic board, but does contain some layout differences. Nowhereelse.fr and other sites have speculated that the part is related to camera functionality given its proximity to the front and rear cameras on the iPhone, but we chatted with iFixit's Miro Djuric and determined that it appears to be primarily related to wireless antenna functionality, although its exact role has not been confir