Remote Control for Logitech Z5500 Z-5500 Z5450 Z-5450 Z680 Z-680 Computer System | eBay
Replacement Logitech Z-5500 Post636 PIDs with w/Volume Control Pod with Bypass Cable Subwoofer Cable Wired Remote (Electrical items MAY be 110 volts. ) | Lazada PH
Replacement Remote Control for Logitech Z-5500 Z-680 Z-5400 Z-5450 Computer Speaker
Look inside Logitech Z-5500 5.1 Speakers + trying to remove sub grill - YouTube