They deliver connection flexibility and punchier sound to all your devices.

Logitech’s Z337 speaker system is a welcome sight for anyone who yearns for the flexibility to punch up audio from their PC and mobile device without having to constantly swap one out for the other. While it’s getting easier to find 2.1 speaker systems for under $100, you’ll still be hard-pressed to find one with Bluetooth, like the Z337. And as long as you prioritize that convenience over high-fidelity sound reproduction, you’ll probably find these speakers worth the wait.
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https://www.pcworld.com/article/3440106/logitech-z337-speaker-system-with-bluetooth-review-good-sound-and-great-connectivity.html