IFA 2014: Harman Kardon launches new Omni multiroom audio system | What Hi-Fi?
Compare the Sonos and Harman Kardon multi-room systems - Coolblue - anything for a smile
Harman Kardon Citation - Multiroom Playback #5 | Citation brings multi-room sound experience in your home by adding more powerful speakers. Play the same music or different music in different rooms for...
Harman Kardon Citation 300 | The medium-size smart home speaker with award winning design