IPod Touch storage and pricing for the iPod Touch with 32 and 128 GB of storage. The iPod Touch runs Apple's Unix-based iOS operating system (called 'iPhone OS' until 2010) and includes bundled software to browse the Internet, view maps, send and receive email, view media, and work with office documents, presentations, and spreadsheets. Users type on a virtual keyboard displayed on the screen. Apple operates an online store, allowing users to buy and directly download music, videos and third-party software. From launch, the iPod Touch was described by journalists as an 'iPhone without the phone', and each iPod Touch model to
IPhone to its customers on its website, acknowledging the effect that old batteries have on the iPhone's performance. The company offered $29 battery replacements as a solution. The first-generation iPhone and iPhone 3G have a fixed-focus 2.0-megapixel camera on the back for digital photos. It has no optical zoom, flash or autofocus, and does not natively support video recording. Video recording is possible on the first-generation iPhone and iPhone 3G via a third-party app available on the App Store or through jailbreaking. iPhone OS 2.0 introduced geotagging for photos. The iPhone 3GS has a 3.2-megapixel camera with autofocus, auto white balance,