Replacement Remote Control for YAMAHA ZQ566800, RAV546, RX-V479, RX-V579, RXA550, RX-A550 Redi-Remotes cannot be programmed to control any auxillary devices. They will do every function for the specific unit they are designed to control. Remote measures 7 1/2" x 2 1/4" x 3/4" Redi-Remotes are not equipped with laser pointers or LED lights.