JBL Bar 2.1 Deep Bass MK2 Compact powered 2-channel sound bar and subwoofer system with Bluetooth® at Crutchfield
Amazon.com: Portable Mini USB 2.0 Computer Speakers, Bass Combination Subwoofer High-Fidelity Speaker Stereo Bass Speaker PC Speaker System for Computer and Laptop : Electronics
Source Hoxen 50 Watt Made Professional Active Stage Speaker 2.0 Subwoofer Speaker Home theater system on m.alibaba.com
GigaWorks T40 Series II 2.0 High-end Speakers - Creative Labs (United States)
HW-A450 2.1 Soundbar w/ Subwoofer (2021) | Samsung US
Kanto YU6MW 2.0 Bluetooth Speaker System 100 W RMS Matte White Bookshelf 50 Hz to 20 kHz USB - Office Depot
Ibass Retro Active Echo Wall 12 Inch 300W Peak Power Subwoofer With Built-In Amplifier, Bookshelf 2.0 Sound System, Home Theater - AliExpress
Edifier M601DB Computer Speaker System with Wireless Subwoofer, 2.0+1 Bookshelf Sound System, Bluetooth 5.1 AptX, 110W RMS, For Desktop, Laptop, Tablets, Phone, TV, Black - Walmart.com
Amazon.com: V7 Speakers Subwoofers & Accessories USB 2.0 Stereo Speaker (SP2500-USB-6N), Black : Electronics