K-MAINS 19V AC Adapter for Harman Kardon Onyx Studio 5 Onyx5 HK Wireless Speaker Power - Walmart.com
KONKIN BOO Compatible N 15V AC / DC Adapter Replacement for TOSHIBA Harman Kardon Laptop Notebook PC 15VDC Power Supply Cord Cable PS Battery Charger Mains PSU - Walmart.com
Amazon.com: Tryhi New Laptop Notebook Computer AC Adapter Charger Power Cord Supply for Harman Kardon Onyx Studio Wireless Speaker System 6132A-ONYXST Westinghouse LD-2657DF LED HDTV TV : Electronics
ASUS - VivoBook S15 S531 features a Harman Kardon-certified sound system for high-quality detailed audio that's second to none.Learns more at: https://www.asus.com/Laptops/ASUS-VivoBook-S15-S531FA | Facebook
What is Harman Kardon? Are Harman Kardon speakers any good? | Digital Citizen