The Harman Kardon Citation Surround is a next generation wireless surround sound speaker. Easy to set up and use, Citation Surround blends innovation in home audio with attention to detail in design, allowing for sophisticated looks and surround sound for an immersive movie and music experience when paired with Citation Bar, and Citation Sub and/or Citation Tower. Get the full 5.1 home theater surround sound experience without the cables. With automatic software updates, your Citation Surround will always be up to date and at its best.