Concept
Chromecast is a line of digital media players developed by Google. The devices, designed as small dongles, can play Internet-streamed audio-visual content on a high-definition television or home audio system. The user can control playback with a mobile device or personal computer through mobile and web apps that support the Google Cast protocol, or by issuing commands via Google Assistant; later models introduced an interactive user interface and remote control. Content can be mirrored to video models from the Google Chrome web browser on a personal computer or from the screen of some Android devices. The first-generation Chromecast, a video streaming device, was announced on July 24, 2013, and made available for purchase on the same day in the United States for . The second-generation Chromecast and an audio-only model called Chromecast Audio were released in September 2015. A model called Chromecast Ultra that supports 4K resolution and high dynamic range was released in November 2016. A third generation of the HD video Chromecast was released in October 2018. The latest models, called Chromecast with Google TV, were the first in the product line to feature an interactive user interface and remote control; a 4K model was released in September 2020, followed by a 1080p model in September 2022. Critics praised the Chromecast's simplicity and potential for future app support. The Google Cast SDK was released on February 3, 2014, allowing third parties to modify their software to work with Chromecast and other Cast receivers. According to Google, over 20,000 Google Cast–ready apps were available as of May 2015. Chromecast was the best-selling streaming device in the United States in 2014, according to NPD Group, and over 30 million units in the product line have sold globally. From Chromecast's launch to May 2015, it handled more than 1.5 billion stream requests. According to Google, the Chromecast was originally conceived by engineer Majd Bakar. His inspiration for the product came around 2008 after noticing the film-viewing tendencies of his wife Carla Hindie.
