Tagging so I see what you end up with. I'm consider replacing my trusty and ancient Logitech Z4, which really seems to be a decade-old predecessor of your Z623. Interesting. I'm shooting cheap ...

If you’re after a set of THX certified speakers for your PC or living room but can’t afford the usually high price tag attached to them, check out this new 2.1 system from Logitech. The Z623 speakers ...

The Logitech Speaker System Z623 dropping today is a three-piece speaker set that delivers 200 watts of sound and ample thumpage thanks to the accompanying 7-inch subwoofer.