According to Japan's science and technology website Mac Otakara reported that Apple will be 31 this month, all iPhone 4 models, 13 inch MacBook Air (end of 2010) and AirPort Time Capsule (2009) listed as "outdated and discontinued products".
For obsolete and discontinued products, Apple will no longer provide hardware services. According to Apple's description, outdated products refers to the production of discontinued 5-7 years, and discontinued products have been discontinued for more than 7 years of products. It is reported that this new product is released between 2009-2010 years.
Although the report refers to the situation in the Japanese market, but this list should also be extended to the United States, Australia, Canada and the rest of Asia Pacific / europe.
  Last month, Apple has eliminated the global CDMA version of iPhone 4. At the same time, including iMac (in 2009), Mac mini (2010) and 15/17 inches MacBook Pro (in mid 2010) has also recently become obsolete models.
In terms of software compatibility, Apple's new desktop operating system macOS Sierra is still compatible with MacBook Air (at the end of 2010), but iPhone 4 can only upgrade to iOS 7.1.2.
It is worth mentioning that Apple's current MacBook Air models have been released for 584 days, and equipped with an upgraded version of the USB-C interface is expected to be released in the first month.