Cheap And Discounts Black Plastic Remote Control Controller Replacement for Logitech Z5500 Z-5500 Z5450 Z-5450 Z680 Z-680 Computer System Speaker Wholesale. Buy Directly From Merchant SMRT-LIFE Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.