IPhone 5 Buena Center for the Arts in San Francisco on September 12, 2012. A shadow of the numeral 5 was featured in the invitations sent to the media, suggesting that the next iPhone would be unveiled at the event. At the unveiling, Apple announced the iPhone 5 and also introduced new iPod Nano and iPod Touch models. They also stated that pre-orders would be accepted starting September 14, 2012. Over two million pre-orders were received within 24 hours. Initial demand for the new phone exceeded the record set by its predecessor, the iPhone 4s, by selling over 5 million units in
IPod Touch to the iPod Touch as "training wheels for the iPhone". All iPods lack Touch ID, 3D Touch, NFC, GPS, an earpiece speaker and a noise-cancelling microphone. Depending on the generation, the iPod Touch may have a smaller or inferior display and camera(s). Newer models (5th and 6th generation) lack the ambient light sensor that makes automatic brightness available. Older models lack a built in speaker, a microphone, a camera, and a flash. No iPod Touch has a modem through which it can place phone calls or send SMS and MMS. However, 5th and 6th generation models can either piggy-back on