<ul><li>This is replacement Remote Control applicable for Logitech Digital Multimedia Speaker Z-5500 Z-5450 Z-680 Z5500</li><li>No programming or pairing needed, just install new alkaline batteries can work.</li><li>This remote have been tested before shipping out.</li><li>This is a infrared remote controller.</li><li>Package Content: 1PCS Remote Control</li></ul> PERFASCIN Replace Infrared IR Remote Control Fit for Logitech Digital Multimedia Speaker Z-5500 Z-5450 Z-680 Z5500 No programming or pairing needed, just install new alkaline batteries.Just install new batteries to get it work! If you have any questions, please feel free to contact us.