Remote Control For Logitech Z5500 Z680 Z5400 Z5450 Z-5500 Z-680 Z-5400 Digital Thx 5.1 Pc Multimedia Computer Speaker System - Remote Control - AliExpress
Look inside Logitech Z-5500 5.1 Speakers + trying to remove sub grill - YouTube
Amazon.com: Ancable Replacement Audio Cable for 5.1 Channel Logitech Computer Speakers 3.5mm 1/8 TRS Plug Male to Male 6ft,Compatible with logitech z-5500, z-5450, z-5400, z-5300, z-906, z-680, x540 etc. : Electronics