The Harman Kardon Invoke will be available on October 22 for $199 October 20, 2017 by admin Tweet Microsoft and Harman Kardon announced today that the Cortana-powered Invoke smart speaker will be available beginning this Sunday, on October 22, for the price of $ 199, but only in the U.S. Read more… Neowin Related Posts:You can still get the Amazon Echo Pop speaker for a…The next Minecraft Live streaming event has been…Get an Amazon Echo Pop smart speaker for the rock…The Amazon Echo Studio smart speaker is currently…CES 2023: Acer unveils new Aspire All-in-one…