Do you have any problem with charging your iPhone 7? it may be issue with the charging port. This is the iPhone 7 Plus Charging Dock Port Board Replacement in Gray. Trying different USB chargers wondering why your phone just won’t hold a charge or charge at all? The problem may be due to your USB dock port. Not only is this an affordable purchase, but the product is of high quality for the consumer. Included in this assembly are the lighting connector, dual microphones, and an antenna. Altogether, this replacement part will have your phone working like new in no time!