Availability and performance of gameplay features and services (including 4K at 60 FPS, HDR, and 5.1 surround sound) are network-, device-, and game-dependent, and may not be available for all games. 4K-capable HDTV and high-speed broadband internet connection required to play in 4K. Stadia Controller and Google Chromecast Ultra are required to play on TVs. 4K at 60 FPS, HDR, and 5.1 surround sound only available to Stadia Pro subscribers. Non-subscribers may experience up to 1080p and 60 FPS.