Logitech Z 2300 no remote - Learn how to make this unit work when no remote is provided - YouTube
Neoteck 2 Way/4 Way 3.5mm Audio Switch Switcher 2 X 1/1 X 2 Or 4 X 1/1 X 4 Audio Switcher Splitter With 3.5mm Cable For Speaker - Audio & Video Cables - AliExpress
Look inside Logitech Z-2300 speaker - What's Inside? PART I - YouTube
Logitech Z-2300 Speaker System: Affordable High End Audio – LIVEdigitally