Harman Kardon SB 30 Powered home theater sound bar with wireless subwoofer at Crutchfield
TCL S Class 5.1 Channel Sound Bar with DTS Virtual:X, Built-in Center Channel Speaker, Surround Sound Speakers and Wireless Subwoofer - S510W | TCL USA
Amazon.com : Harman Kardon HK SB20 HKSB20BLKAM : Electronics
HARMAN KARDON SUB-TS7 POWERED SUBWOOFER 220V-230V ONLY PARTS AS IS | eBay