of Modern Art. Smart speakers In 2017, Harman Kardon released a smart speaker, powered by the Microsoft Cortana virtual assistant, called Invoke. In August 2018, Harman Kardon announced the Citation 500, a US$700 smart speaker running the Google Assistant. In 2021, Harman Kardon has collaborated with Xiaomi for its newest smartphones, the Xiaomi Mi 11 series are the first smartphones to feature with Harman Kardon-tuned dual speaker setup. Equipment photo gallery See also List of phonograph manufacturers References External links Official website Audio amplifier manufacturers Compact Disc player manufacturers Consumer electronics brands Harman International In-car entertainment Loudspeaker manufacturers Phonograph manufacturers History of radio American businesspeople Companies based in Stamford, Connecticut