Question: What is a small network appliance and entertainment device that serves as a the media player for the iTunes Store?

full_context: Document 1: List of mergers and acquisitions by Apple: Apple Inc. is an American multinational corporation that designs and manufactures consumer electronics and software products. It was established in Cupertino, California, on April 1, 1976, by Steve Jobs, Steve Wozniak, and Ronald Wayne, and was incorporated on January 3, 1977. The company's hardware products include the Macintosh line of personal computers, the iPod line of portable media players, the iPad line of tablets, the iPhone line of smartphones, the Apple TV line of digital media players, and the Apple Watch line of smartwatches. Apple's software products include the OS X operating system, the iOS mobile operating system, the tvOS operating system, the watchOS operating system, the iTunes media browser, and the iLife suite of multimedia and creativity software. As of 2017 , Apple is publicly known to have acquired 70 companies. The actual number of acquisitions is possibly larger as Apple does not reveal the majority of its acquisitions unless discovered by journals. Apple has also purchased stakes in two companies, as well as made two divestments. Apple has not released the financial details for the majority of its mergers and acquisitions.
Document 2: Apple Inc.: Apple Inc. is an American multinational technology company headquartered in Cupertino, California that designs, develops, and sells consumer electronics, computer software, and online services. The company's hardware products include the iPhone smartphone, the iPad tablet computer, the Mac personal computer, the iPod portable media player, the Apple Watch smartwatch, the Apple TV digital media player, and the HomePod smart speaker. Apple's consumer software includes the macOS and iOS operating systems, the iTunes media player, the Safari web browser, and the iLife and iWork creativity and productivity suites. Its online services include the iTunes Store, the iOS App Store and Mac App Store, Apple Music, and iCloud.
Document 3: Apple Bandai Pippin: The Apple Bandai Pippin, stylized "PiP P!N", is a multimedia technology console, designed by Apple Computer. The console was based on the Apple Pippin platform – a derivative of the Apple Macintosh platform. Bandai produced the ATMARK and @WORLD consoles between 1996 and 1997.
Document 4: Apple Pippin: The Apple Pippin is an open multimedia technology platform, designed by Apple Computer, and marketed as PiPP!N. According to Apple, Pippin was directed at the home market as "an integral part of the consumer audiovisual, stereo, and television environment."
Document 5: TvOS: tvOS is an operating system developed by Apple Inc. for the fourth-generation and later Apple TV digital media player. tvOS was announced on September 9, 2015 at the Apple September 2015 event, alongside the 4th generation Apple TV. On October 26, 2015, 4th generation Apple TV pre-orders began, and shipments began the following week. At the Apple September 2015 Event, Hipster Whale's Andy Sum demoed "Crossy Road" for the Apple TV, available via the tvOS App Store. Apple also announced that other apps (such as Netflix and HBO Now) would be coming to the Apple TV running tvOS.
Document 6: Livestream: Livestream is a video live streaming platform that allows customers to broadcast live video content using a camera and a computer through the Internet, and viewers to play the content via the web, iOS, Android, Roku, and the Apple TV. Livestream requires a paid subscription for content providers to use; it formerly offered a free ad-supported service but no longer does so as of 2016.
Document 7: TV (software): Apple TV is a video streaming and digital distribution service developed by Apple Inc. exclusive to the namesake Apple TV microconsole and devices running iOS. It provides a listing of television shows available on video on demand applications from national broadcast networks. It also serves as a media player for television shows and films purchased in the iTunes Store, replacing the "Videos" application on earlier versions of iOS. Apple TV was first introduced in the United States as a preinstalled application in tvOS 10.1 and iOS 10.2 on December 12, 2016. It was later introduced in Australia and Canada in tvOS 11 and iOS 11, on September 19, 2017.
Document 8: TVPlayer: TVPlayer is a live TV streaming service for users to watch free-to-air channels through their smart devices (Apple TV 4th Generation Only, Amazon Fire TV) desktops, smartphones and tablets. The TV service allows television licence holders in the United Kingdom to stream 78 free live television channels, including BBC, ITV, Channel 4, Channel 5, Heart TV, Capital TV and The Box. TVPlayer offers a "TVPlayer Plus" branded 'no contract, cancel anytime' monthly or yearly subscription service which allows consumers access to an additional 30 live streaming television channels, including Gold, Cartoon Network, Discovery Channel, Eurosport 1 and Eurosport 2. TVPlayer Plus also allows users to catch up on programmes with their 7-day catch up service when using a "Plus" subscription. Brazilian Channel Globo is available with an extra subscription.
Document 9: Roku: The Roku Streaming Player, or simply Roku ( ), is a series of digital media player set-top boxes manufactured by Roku, Inc. Roku partners provide over-the-top content in the form of channels. The name comes from the Japanese word 六 (roku ) meaning "six" and was named so because it was the sixth company that Anthony Wood (CEO 2002-) started. A Roku streaming device gets data (the video stream) via a wired or Wi-Fi connection to an Internet router. The data is output via an audio cable, video cable, or HDMI cable. The device can be connected to any television set (or other video display device) with appropriate input connections.
Document 10: Apple TV: Apple TV is a digital media player and microconsole developed and sold by Apple Inc. It is a small network appliance and entertainment device that can receive digital data from a number of sources and stream it to a capable television.
Document 11: VLC media player: VLC media player (commonly known as VLC) is a free and open-source, portable and cross-platform media player and streaming media server written by the VideoLAN project. VLC is available for desktop operating systems and mobile platforms, such as Windows 10 Mobile, Windows Phone, Android, Tizen, iPad, iPhone, and iPod Touch. VLC is also available on App stores such as Apple's App Store, Google Play store and Microsoft Windows Windows Store.
Document 12: ITunes: iTunes ( or ) is a media player, media library, online radio broadcaster, and mobile device management application developed by Apple Inc. It is used to play, download, and organize digital downloads of music and video (as well as other types of media available on the iTunes Store) on personal computers running the macOS and Microsoft Windows operating systems. The iTunes Store is also available on the iPhone, iPad, and iPod Touch.
Document 13: Digital media player: Digital media players (DMP) are home entertainment consumer electronics devices first introduced in 2000 that can connect to a home network to stream digital media (such as digital music, digital photos, or digital video). They should not be confused with portable media players (also known as mobile media players), which are portable consumer electronics devices capable of storing and playing digital media such as audio, images, and video files. Digital media players can stream files from a personal computer and network-attached storage or from another networked media server to play back the media on a television or video projector display for home cinema. Most digital media players utilize a 10-foot user interface, and many are navigated via a remote control.
Document 14: List of apps with Google Cast support: The following is a partial list of apps compatible with Google Cast, and the platforms on which each can run. The first Google Cast receiver released was Google's Chromecast in July 2013; a digital media player in the form of an HDMI dongle, the device streams media wirelessly via Wi-Fi after a selection is made through a supported mobile or web app, such as those listed below. Unofficial Google Cast receivers followed, before Google released a second official receiver, the Nexus Player, in November 2014.
Document 15: Amazon Fire TV: Amazon Fire TV refers to two digital media players and microconsoles developed by Amazon.com. It is a small network appliance and entertainment device designed to stream digital audio/video content to a high-definition television. The device also allows users to play video games with the included remote, via a mobile app, or with an optional game controller.
ground_truth: Apple TV