Logitech Z-5500 THX-Certified 5.1 Digital Surround Sound Speaker System : Electronics - Amazon.com
Logitech Z5500 Speakers Remote Control | Logitech Z5500 Speaker Parts - Remote - Aliexpress
Logitech Z906 and Wall Mounts – midnightme.com
Speaker Remote Control, Replacement Remote Control with 26.25ft Remote Control Distance for Logitech Z-5500 Z-680 Z-5400 Z-5450(Batteries not Included)