This device was purchased for use in a system in which they were not utilized, my loss is your gain as these retail for around $400. May have remnance of duallock tape on underside in preparation for installation, but were not used.The Brand New KanexPro USB 3.0 Extender is a versatile device that allows you to extend the reach of your USB connections up to 100 meters using Cat 6 cable. With 4x USB ports, this extender provides multiple connection options for your devices. Made by the reputable brand KanexPro and manufactured in China, this USB extender is a reliable and high-quality solution for expanding your computer's USB capabilities.