The Apple dock connector is a branded 30-pin connector that is conventional on the majority models of iPods, and all models of the iPhone and iPad. The connector makes the iPhone 5 slighter and resuscitate space for new features like a 4G LTE radio.
The iPod shuffle does not have a 30-pin dock connector. In the beginning, the Apple dock connector carried USB, FireWire, some controls and line-level audio outputs.
The unpretentious t form of the dock connector today interpretations the form of a simple cable with the dock connector on one edge and a USB connector on the other. This cable has only the USB signals in the, dock connector, but it is adequate to harmonize and charge the devices.
“Apple switched from the very unexceptional mini SIM card to the then very surprising micro SIM card for the fundamental iPad. They took the antenna out of the core package and put it around the edge in the iPhone 4.
They had 10 hours of battery life, a Retina display and its backlight, an HSPA radio, 802.11n Wi-Fi, bigger camera sensor and a lot of power-hungry components. They want space to incarcerate and power them. That’s why they buttoned to a smaller SIM and recoiled the antenna to the outside.
Altering the classic dock connector would be the end of a long and distinct period of history and could instigate complications for owners of affluent speaker docks for iPhones, iPads and iPhones.
Conversely, with the arrival of AirPlay and iCloud, have to attach your iPhone for everything other than charging has become less compulsory. Via iMore