https://www.tomshardware.com/reviews/pc-speaker-2.1-channel-subwoofer,2835-6.html
Soundscience Rockus 3D|2.1 - Bringing Home The Bass: 2.1-Channel Speaker Roundup | Tom's Hardware
Jan 6, 2011 - Is it just us, or are 5.1- and 7.1-channel speaker systems impractical for PCs? In our 2.1 speaker roundup, we look at the Corsair SP2500 and...