Apple is now officially in the foldable phone business. Apple has officially entered the foldable smartphone market with the debut of its first foldable device, the iPhone Duo, unveiled Wednesday at the company’s Cupertino, California, headquarters. The announcement, made by Apple’s new CEO John Ternus, marks the biggest redesign of the iPhone since its 2007 debut. The iPhone Duo opens like a book to reveal a wide, tablet-sized inner display measuring approximately 7.8 inches, while the outer screen is about 5.5 inches, according to multiple reports. Pricing for the iPhone Duo is expected to start at over a whopping $2,000 with a October 23rd release date.