Apple iPhone Duo Launch: Pre-orders Sold Out, No Stock for Walk-Ins

• Apple's iPhone Duo, launching on Oct. 23, features a 4,883 mAh battery, the largest in any iPhone since the iPhone 13.
• Pre-orders for the iPhone Duo have sold out, with delivery dates extended to late January.
• Apple retail staff have been instructed to warn customers against walk-in purchases on launch day due to high demand.
• The official silicone case for the iPhone Duo requires adhesive to stick, according to 9to5Mac.
• The iPhone Duo's battery capacity surpasses all models since the iPhone 13, except for the iPhone 17 Pro Max, iPhone 18 Pro Max, and iPhone 18 Pro Max.