Beta Firmware/HomePod/11.x

From The Apple Wiki

HomePod

Version Build Keys Release Date
11.2 beta 15C4092b AudioAccessory1,1 30 October 2017
11.2 beta 2 15C4097d AudioAccessory1,1 6 November 2017
11.2.5 beta 15D5037e AudioAccessory1,1 13 December 2017
11.2.5 beta 2 15D5046b AudioAccessory1,1 19 December 2017
11.2.5 beta 3 15D59 AudioAccessory1,1 23 January 2018