USB set-top repeater compatibility available All the set-top box set-top boxes. Overview All three set-top box topper application installation The remote control set-top boxes for the installation of the mirror panel. Geosiljang shelf or TV without a set- box on the side of the mounting bracket can be installed. SettopperU is an USB set-top box repeater for all the set-top boxes. Features · Displays the current time by using the display panel · Set-top boxes, video output state (standby mode) signal by utilizing the power ON/OFF indication · Outgoing call, the remote control can extend the Phone Jack jack (IR-Blaster) http://jbgmp.net/product-310/Other-Parts/Settopper-U.html