TECHiPhone 11: Evolution of the iPhone over the yearsDalvin BrownUSA TODAYApple CEO Steve Jobs holds the first generation iPhone at the Macworld Conference in San Francisco on Jan. 9, 2007.Paul Sakuma, APThe original iPhone was released to the public on June 29. 2007. The first model was available with 4, 8, or 16 GB glass memory.Apple Inc., Via APThe original iPhone also had a 2 MP camera.Apple Inc., Via APOn July 11, 2008, Apple release the iPhone 3G.SANG TAN, ASSOCIATED PRESSThe 3G featured iPhone OS 2.0. The new operating system introduced Apple's App Store.Paul Sakuma, APThe iPhone 3Gs was released on June 19, 2009. The 3GS featured a news 3 MP camera with higher resolution and video capability.Paul Sakuma, APThe iPhone 4 was released on June 24, 2010.Paul Sakuma, APThe iPhone 4 was the first iPhone with a front-facing camera and FaceTime. Additionally, the iPhone 4 introduced multitasking functionality with iOS4.Paul Sakuma, APThe iPhone 4s was released on Oct. 14, 2011.Steven Senne, APThe 4s introduced the world the Siri, Apple's personal assistant.Eric Risberg, APThe iPhone 5 was released on Sept. 21, 2012.Jeff Chiu, APThe iPhone 5 featured an aluminum-based body and a taller screen than previous models.Kin Cheung, APThe iPhone 5s was released on Sept. 20, 2013. The 5s featured the first 64-bit processor in a smartphone. It also introduced Touch ID, a fingerprint recognition system.Nati Harnik, APThe iPhone 5c was also released on Sept. 20, 2013. The 5c featured a polycarbonate shell instead of aluminum and was available in several colors. The 5c was sold at a lower price point than the 5s.Ng Han Guan, APThe iPhone 6 and iPhone 6 Plus were released on Sept. 19, 2014.Marcio Jose Sanchez, APThe 6 and 6 Plus featured a faster processor, improved camera and introduced Apple Pay.Shizuo Kambayashi, APFrom left, the iPhone 6S Plus, 6S and SE were first introduced in late 2015. The 6s updated the internal hardware and added a 12-MP camera. The SE served as a successor to the 5s.Julie Jacobson, APThe iPhone 7 and 7 Plus were released on Sept. 16, 2016. The iPhone 7 models featured new hardware updates and an updated 12 MP rear-facing camera. Notably, Apple removed the 3.5 mm headphone jack.Monica Davey, European Pressphoto AgencyA visitor tries out an Apple iPhone 7 on the first day of sales of the new phone at the Berlin Apple store on Sept. 16, 2016 in Berlin, Germany. The new phone comes in two sizes, one with a 4.7 inch display, the other with a 5.5 inch display.Sean Gallup, Getty ImagesA Chinese couple tests the new iPhone 7 during the opening sale launch at an Apple store in Shanghai on Sept. 16, 2016. With new iPhones hitting the markets on Sept. 16, Apple is seeking to regain momentum and set new trends for the smartphone industry and tech sector.Johannes Eisele, AFP/Getty ImagesLisa Gao compares a new jet black iPhone 7, right, with her iPhone 6 at the Apple Store in Chicago on Sept. 16, 2016.Kiichiro Sato, APThe iPhone XR has a single rear camera.Appleepa07833103 Apple CEO Tim Cook speaks during the Apple Special Event in the Steve Jobs Theater at Apple Park in Cupertino, California, USA, 10 September 2019. EPA-EFE/JOHN G. MABANGLO ORG XMIT: MCX001JOHN G. MABANGLO, EPA-EFEiPhone 11.AppleiPhone 11 Pro.Apple