Feamos Universal Smart Remote Controller with Learning Function for TV DVD SAT CBL This item adopts the techniques of fast code locating, it can copy the codes/functions from your original IR remote controls Application - TV, SAT, DVD and other infrared devices Best choice in usage for multiple appliances with permanent memory after simply learning setting up Providing 3 devices/126 keys for learning, you can choose to learn the functional keys optionally for your home devices Size - app.18.5cmx4.4cmx2.9cm/7.3''x1.7''x1.1''