Amazon.com: Logitech Z906 5.1 Surround Sound Speaker System - THX, Dolby Digital and DTS Digital Certified - Black : Electronics
Logitech Z5500, Z906 Sound/Bass Test 100 SUBS SPECIAL - YouTube
Logitech Z906 vs Z5500: Speakers for Surround Sound [2023]
One of my Logitech Z5500's sub is making a vibrating noise with some bass frequencies. I already checked the inside and everything looks OK. I think is comes from one or both