First Alert do a wired alarm/sensor but only for the US market. Under their OneLink brand which are their ‘smarter’ products they also do a wired model again only for the US market.
The ‘listeners’ referred to by Marley also seem to only be available for the US market as they listen for the distinctive US sound pattern.
The best and practically only solution for Europe is Nest Protect but Google have castrated its ability to integrate with other platforms. 