For iPhone 3G Charging Dock Port Assembly ,Use the logic board to test well all ... working well,Fast shipping. For iPhone 3G Charging Dock Port Assembly: 1.We use the logic board to test ... by one ,For sure the dock assembly can charging,speaker sounds clearly and antenna have good signal.2.have stock ... ,can have more discount.4.the charging flex cable,speaker,antenna use is A -Grade quality ,can use in ...