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
Z-5500 Logitech Speakers - Newegg.com
Amazon.com: Logitech Z-5500 THX-Certified 5.1 Digital Surround Sound Speaker System : Electronics
Logitech z5500 cu boxe Pure Acoustics Brasov • OLX.ro
1PC Remote Control Replacement for Logitech Z5500 Z-5500 Z5450 Z-5450 Z680 Z-680 - Walmart.com
Mgaxyff Replacement Computer Speaker Remote Control For Logitech Z-5500 Z-680 Z-5400 Z-5450, Speaker Remote Control, Replacement Remote Control - Walmart.com