IPod Touch authorized software vendor. Hackers have attempted to 'jailbreak' all iOS devices to enable forbidden or unsupported features, such as multitasking in iOS versions before 4.0, themes for the home screen and the use of software Apple has refused to sell such as a battery percentage indicator. Jailbreaks for the iPod Touch first surfaced a month after the first model was released in September 2007, when hackers released JailbreakMe 1.0 (also called "AppSnapp") to jailbreak iPhone OS 1.1.1. This allowed users to install third-party programs on their devices before Apple permitted this. As of August 2014, each version of iOS on
IPhone placement of the microphone and speaker on the base on the unit—the speaker is on the right. Volume controls are located on the left side of all iPhone models and as a slider in the iPod application. The 3.5mm TRRS connector for the headphones is located on the top left corner of the device for the first five generations (original through 4S), after which time it was moved to the bottom left corner. The headphone socket on the first-generation iPhone is recessed into the casing, making it incompatible with most headsets without the use of an adapter. Subsequent generations eliminated