How to pair speakers & update software on the HW-Q90R Soundbar | Samsung US - YouTube
Amazon.com: 2 Prong Power Cord Fit for Samsung Soundbar Subwoofer Sound Bar Wireless Surround Speakers HW-K950 HW-KM57C PS-WM20 HW-K370 HW-Q90R and More Soundbar Replacement Cable : Electronics
Amazon.com: SAMSUNG Harman Kardon 7.1.4 Dolby Atmos Soundbar HW-Q90R with Wireless Subwoofer and Rear Speaker Kit, Adaptive Sound, Game Mode, 4K Pass-Through with HDR, Bluetooth & Alexa Compatible (HW-Q90R/ZA) : Electronics