when did the ipod shuffle 4th generation come out
iPod Shuffle The iPod Shuffle (stylized and marketed as iPod shuffle) is a digital audio player designed and marketed by Apple Inc. It was the smallest model in Apple's iPod family, and was the first iPod to use flash memory. The first model was announced at the Macworld Conference & Expo on January 11, 2005; the fourth- and final-generation models were introduced on September 1, 2010.[2] The iPod Shuffle was discontinued by Apple on July 27, 2017.[3]
iPod The iPod is a line of portable media players and multi-purpose pocket computers [2] designed and marketed by Apple Inc. The first version was released on October 23, 2001, about  8 1⁄2 months after the Macintosh version of iTunes was released. The most recent iPod redesigns were announced on July 15, 2015. As of July 27, 2017, Apple has discontinued manufacturing all models except for the iPod Touch.[3]
iPod The iPod is a line of portable media players and multi-purpose pocket computers[2] designed and marketed by Apple Inc. The first version was released on October 23, 2001, about ​8 1⁄2 months after the Macintosh version of iTunes was released. As of July 27, 2017, only the iPod Touch remains in production.[3]
iPod Touch (6th generation) The sixth-generation iPod Touch (stylized and marketed as the iPod touch, and colloquially known as the iPod touch 6G, iPod touch 6, or iPod touch (2015) [3]) is a multipurpose pocket computer designed and marketed by Apple Inc. with a touchscreen-based user interface. It is the successor to the iPod Touch (5th generation), becoming the first major update to the iPod lineup in more than two and a half years. It was released on the online Apple Store on July 15, 2015, along with a new iPod Nano and iPod Shuffle, which received minor upgrades.[4][5]