Z680 subwoofer with popping noise. Comtability with Z906 or another? - Logitech Z-680 Forum - Neoseeker Forums
Logitech Z-680 5.1 Speakers 97855013064 | eBay
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
Logitech Z-680 5.1 surround sound with subwoofer for Sale in Boulder, CO - OfferUp