iPhone 4

The iPhone 4 is a smartphone made by Apple. It was first released on June 24, 2010. It was the first iPhone to include a front-facing camera.^[1]

The iPhone 4 was praised for being much more powerful than its previous models. It was also highly praised for its new design. However, it was criticized widely for occasionally reducing the strength of cellular data from calls if the user's hand covers the bottom-left of the phone.

IPhone 4 Media

Steve Jobs shows off iPhone 4 at the 2010 Worldwide Developers Conference
The iPhone 4 is the first iPhone model to have two cameras. The LED flash for the rear-facing camera (top) and the forward-facing camera (bottom, left of the speaker) are not present in older models.
Apple A4 chip used in the iPhone 4
An iPhone 4 A1332 with a micro-SIM card removed with a paper clip, showing its SIM card compartment
The iPhone 4 is constructed of glass faces and a metal rim.
An iPhone 4 next to its Bumper Case
Steve Jobs demonstrating the iPhone 4 to Russian President Dmitry Medvedev on June 23, 2010
A girl takes pictures with an iPhone 4, Havana, Cuba, 2015