Remote Control For Logitech Z5500 Z 680 Z 5400 Z 5450 HP Z 5500Z680 Z5400 Z5450 Digital THX 5.1 PC Multimedia Computer Speaker S|Remote Controls| - AliExpress
Logitech Z906 5.1 Surround Sound Speakers System
Logitech Z-680 THX 5.1 Speakers | bit-tech.net
Logitech Z-680 THX 5.1 Channels Speakers w/ Control Pod | #1791324279